/*
 * ============================================================================
 * IgoroTech Computer Programming Services — Main Stylesheet
 * Version: 2.0.0
 * Author: IgoroTech
 * Description: Production-ready, mobile-first responsive CSS with multi-theme
 *              support, glassmorphism effects, and modern component library.
 *              All selectors match index.php and app.js exactly.
 * ============================================================================
 */

/* ============================================================================
   1. CSS CUSTOM PROPERTIES / THEME SYSTEM
   ============================================================================ */

/* --- Terraces Green (Default) --- */
:root,
[data-theme="terraces-green"] {
  --color-primary: #2d6a4f;
  --color-primary-rgb: 45, 106, 79;
  --color-primary-light: #3a8463;
  --color-primary-dark: #1b4332;
  --color-secondary: #40916c;
  --color-secondary-rgb: 64, 145, 108;
  --color-secondary-light: #52b788;
  --color-secondary-dark: #2d6a4f;
  --color-accent: #d4a017;
  --color-accent-rgb: 212, 160, 23;
  --color-accent-light: #e0b840;
  --color-accent-dark: #b8860b;

  --bg-body: #fafaf5;
  --bg-card: #ffffff;
  --bg-card-rgb: 255, 255, 255;
  --bg-section-alt: #f0efe8;
  --bg-hero-overlay: rgba(27, 67, 50, 0.82);
  --bg-navbar: rgba(250, 250, 245, 0.85);
  --bg-navbar-solid: rgba(250, 250, 245, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.25);
  --bg-glass-hover: rgba(255, 255, 255, 0.4);
  --bg-glass-border: rgba(255, 255, 255, 0.35);

  --text-primary: #1a1a2e;
  --text-secondary: #4a4a5a;
  --text-muted: #7a7a8a;
  --text-inverse: #ffffff;
  --text-on-primary: #ffffff;
  --text-link: var(--color-primary);
  --text-link-hover: var(--color-primary-dark);

  --border-color: #e0dfd8;
  --border-light: #eeedea;
  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.06);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.1);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.12);
  --shadow-glass: 0 8px 32px rgba(0, 0, 0, 0.08);
  --shadow-glow: 0 0 20px rgba(var(--color-primary-rgb), 0.15);

  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.25rem;
  --space-6: 1.5rem;
  --space-8: 2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;

  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-full: 9999px;

  --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Cascadia Code', Consolas, monospace;

  --text-xs: 0.75rem;
  --text-sm: 0.875rem;
  --text-base: 1rem;
  --text-lg: 1.125rem;
  --text-xl: 1.25rem;
  --text-2xl: 1.5rem;
  --text-3xl: 1.875rem;
  --text-4xl: 2.25rem;
  --text-5xl: 3rem;
  --text-6xl: 3.75rem;

  --leading-tight: 1.15;
  --leading-snug: 1.3;
  --leading-normal: 1.6;
  --leading-relaxed: 1.75;

  --weight-light: 300;
  --weight-normal: 400;
  --weight-medium: 500;
  --weight-semibold: 600;
  --weight-bold: 700;
  --weight-extrabold: 800;

  --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow: 400ms cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

  --z-dropdown: 100;
  --z-sticky: 200;
  --z-overlay: 300;
  --z-modal: 400;
  --z-popover: 500;
  --z-toast: 600;
  --z-progress: 700;
  --z-theme-picker: 800;

  --container-sm: 640px;
  --container-md: 768px;
  --container-lg: 1024px;
  --container-xl: 1200px;
  --container-2xl: 1440px;
  --navbar-height: 72px;

  --gradient-mesh-1: radial-gradient(ellipse at 15% 25%, rgba(var(--color-primary-rgb), 0.35) 0%, transparent 55%);
  --gradient-mesh-2: radial-gradient(ellipse at 85% 20%, rgba(var(--color-secondary-rgb), 0.3) 0%, transparent 50%);
  --gradient-mesh-3: radial-gradient(ellipse at 50% 80%, rgba(var(--color-accent-rgb), 0.2) 0%, transparent 55%);
  --gradient-mesh-4: radial-gradient(ellipse at 20% 75%, rgba(var(--color-primary-rgb), 0.2) 0%, transparent 45%);
}

/* --- Cordillera Red --- */
[data-theme="cordillera-red"] {
  --color-primary: #8b2500;
  --color-primary-rgb: 139, 37, 0;
  --color-primary-light: #a83219;
  --color-primary-dark: #6b1c00;
  --color-secondary: #c0392b;
  --color-secondary-rgb: 192, 57, 43;
  --color-secondary-light: #d44637;
  --color-secondary-dark: #96281b;
  --color-accent: #e67e22;
  --color-accent-rgb: 230, 126, 34;
  --color-accent-light: #f0923e;
  --color-accent-dark: #c96b15;

  --bg-body: #fdf6f0;
  --bg-card: #ffffff;
  --bg-card-rgb: 255, 255, 255;
  --bg-section-alt: #f5ece4;
  --bg-hero-overlay: rgba(107, 28, 0, 0.82);
  --bg-navbar: rgba(253, 246, 240, 0.85);
  --bg-navbar-solid: rgba(253, 246, 240, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.25);
  --bg-glass-hover: rgba(255, 255, 255, 0.4);
  --bg-glass-border: rgba(255, 255, 255, 0.35);

  --border-color: #e8ddd4;
  --border-light: #f0e8e0;
  --text-primary: #2a1810;
  --text-secondary: #5a4a40;
  --text-muted: #8a7a70;
}

/* --- Ocean Blue --- */
[data-theme="ocean-blue"] {
  --color-primary: #1a5276;
  --color-primary-rgb: 26, 82, 118;
  --color-primary-light: #236a96;
  --color-primary-dark: #113a54;
  --color-secondary: #2980b9;
  --color-secondary-rgb: 41, 128, 185;
  --color-secondary-light: #3498db;
  --color-secondary-dark: #1f6d9e;
  --color-accent: #00bcd4;
  --color-accent-rgb: 0, 188, 212;
  --color-accent-light: #26c6da;
  --color-accent-dark: #0097a7;

  --bg-body: #f0f7ff;
  --bg-card: #ffffff;
  --bg-card-rgb: 255, 255, 255;
  --bg-section-alt: #e4eef8;
  --bg-hero-overlay: rgba(17, 58, 84, 0.82);
  --bg-navbar: rgba(240, 247, 255, 0.85);
  --bg-navbar-solid: rgba(240, 247, 255, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.25);
  --bg-glass-hover: rgba(255, 255, 255, 0.4);
  --bg-glass-border: rgba(255, 255, 255, 0.35);

  --border-color: #d0dfe8;
  --border-light: #e0ecf4;
  --text-primary: #0d1b2a;
  --text-secondary: #3a4a5a;
  --text-muted: #6a7a8a;
}

/* --- Royal Purple --- */
[data-theme="royal-purple"] {
  --color-primary: #4a235a;
  --color-primary-rgb: 74, 35, 90;
  --color-primary-light: #5e2d72;
  --color-primary-dark: #361a42;
  --color-secondary: #7d3c98;
  --color-secondary-rgb: 125, 60, 152;
  --color-secondary-light: #9b59b6;
  --color-secondary-dark: #652d80;
  --color-accent: #f39c12;
  --color-accent-rgb: 243, 156, 18;
  --color-accent-light: #f5b041;
  --color-accent-dark: #d68910;

  --bg-body: #f5f0ff;
  --bg-card: #ffffff;
  --bg-card-rgb: 255, 255, 255;
  --bg-section-alt: #ebe4f5;
  --bg-hero-overlay: rgba(54, 26, 66, 0.82);
  --bg-navbar: rgba(245, 240, 255, 0.85);
  --bg-navbar-solid: rgba(245, 240, 255, 0.98);
  --bg-glass: rgba(255, 255, 255, 0.25);
  --bg-glass-hover: rgba(255, 255, 255, 0.4);
  --bg-glass-border: rgba(255, 255, 255, 0.35);

  --border-color: #d8cfe4;
  --border-light: #e8e0f0;
  --text-primary: #1a0f22;
  --text-secondary: #4a3a5a;
  --text-muted: #7a6a8a;
}


/* ============================================================================
   2. RESET & BASE STYLES
   ============================================================================ */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  font-size: 100%;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
  scroll-padding-top: calc(var(--navbar-height) + var(--space-4));
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: var(--leading-normal);
  color: var(--text-primary);
  background-color: var(--bg-body);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  min-height: 100vh;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
  height: auto;
}

input,
button,
textarea,
select {
  font: inherit;
  color: inherit;
}

a {
  color: var(--text-link);
  text-decoration: none;
  transition: color var(--transition-fast);
}

a:hover {
  color: var(--text-link-hover);
}

ul,
ol {
  list-style: none;
}

button {
  cursor: pointer;
  border: none;
  background: none;
}

fieldset {
  border: none;
}

::selection {
  background-color: rgba(var(--color-primary-rgb), 0.15);
  color: var(--color-primary-dark);
}


/* ============================================================================
   3. TYPOGRAPHY
   ============================================================================ */

h1, h2, h3, h4, h5, h6 {
  line-height: var(--leading-tight);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  letter-spacing: -0.02em;
}

h1 { font-size: var(--text-4xl); font-weight: var(--weight-extrabold); letter-spacing: -0.03em; }
h2 { font-size: var(--text-3xl); }
h3 { font-size: var(--text-2xl); font-weight: var(--weight-semibold); }
h4 { font-size: var(--text-xl); font-weight: var(--weight-semibold); }
h5 { font-size: var(--text-lg); font-weight: var(--weight-medium); }
h6 { font-size: var(--text-base); font-weight: var(--weight-medium); }

p {
  margin-bottom: var(--space-4);
  color: var(--text-secondary);
}

p:last-child {
  margin-bottom: 0;
}

strong, b { font-weight: var(--weight-semibold); }
small { font-size: var(--text-sm); }

code {
  font-family: var(--font-mono);
  font-size: 0.875em;
  padding: 0.15em 0.4em;
  background: rgba(var(--color-primary-rgb), 0.08);
  border-radius: var(--radius-sm);
}


/* ============================================================================
   4. UTILITY CLASSES
   ============================================================================ */

.container {
  width: 100%;
  max-width: var(--container-xl);
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
}

.section {
  padding-top: var(--space-16);
  padding-bottom: var(--space-16);
}

.section:nth-child(even) {
  background-color: var(--bg-section-alt);
}

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

.required {
  color: #e53e3e;
  font-weight: var(--weight-semibold);
}


/* ============================================================================
   5. SECTION HEADER (used in about, services, portfolio, etc.)
   ============================================================================ */

.section__header {
  text-align: center;
  margin-bottom: var(--space-12);
}

.section__badge {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--color-accent);
  background: rgba(var(--color-accent-rgb), 0.1);
  padding: var(--space-1) var(--space-4);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.section__title {
  font-size: var(--text-3xl);
  font-weight: var(--weight-bold);
  margin-bottom: var(--space-4);
  color: var(--text-primary);
}

.section__subtitle {
  font-size: var(--text-lg);
  color: var(--text-muted);
  max-width: 620px;
  margin-left: auto;
  margin-right: auto;
  line-height: var(--leading-relaxed);
}

.section__footer {
  text-align: center;
  margin-top: var(--space-10);
}


/* ============================================================================
   6. BUTTONS (index.php uses btn--primary, btn--outline, btn--lg)
   ============================================================================ */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-6);
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  line-height: 1.5;
  border-radius: var(--radius-md);
  transition: all var(--transition-base);
  white-space: nowrap;
  text-decoration: none;
  border: 2px solid transparent;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.btn svg {
  display: inline-block;
  flex-shrink: 0;
  width: 1em;
  height: 1em;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255,255,255,0.15) 0%, transparent 50%);
  opacity: 0;
  transition: opacity var(--transition-fast);
}

.btn:hover::after {
  opacity: 1;
}

.btn--primary {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
  border-color: var(--color-primary);
}

.btn--primary:hover {
  background-color: var(--color-primary-dark);
  border-color: var(--color-primary-dark);
  color: var(--text-on-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-lg), var(--shadow-glow);
}

.btn--primary:active {
  transform: translateY(0);
  box-shadow: var(--shadow-sm);
}

.btn--outline {
  background-color: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}

.btn--outline:hover {
  background-color: var(--color-primary);
  color: var(--text-on-primary);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn--outline:active {
  transform: translateY(0);
}

.btn--lg {
  padding: var(--space-4) var(--space-8);
  font-size: var(--text-base);
  border-radius: var(--radius-lg);
}

.btn__text {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
}

.btn__loader {
  display: inline-flex;
  align-items: center;
}

.btn__loader svg {
  animation: spin 1s linear infinite;
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}


/* ============================================================================
   7. SCROLL PROGRESS BAR (created by app.js)
   ============================================================================ */

.scroll-progress-bar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  width: 0%;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent));
  z-index: var(--z-progress);
  transition: width 50ms linear;
  border-radius: 0 2px 2px 0;
}


/* ============================================================================
   8. NAVBAR
   ============================================================================ */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: var(--navbar-height);
  z-index: var(--z-sticky);
  background: transparent;
  transition: background var(--transition-base), box-shadow var(--transition-base), backdrop-filter var(--transition-base);
}

.navbar.scrolled {
  background: var(--bg-navbar-solid);
  box-shadow: var(--shadow-sm);
  -webkit-backdrop-filter: blur(12px);
  backdrop-filter: blur(12px);
}

.navbar__inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
  gap: var(--space-4);
}

.navbar__brand {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  flex-shrink: 0;
}

.navbar__logo {
  width: 55px;
  height: 55px;
  border-radius: var(--radius-md);
}

.navbar__name {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  letter-spacing: -0.01em;
}

/* When over hero (not scrolled), make navbar text white */
.navbar:not(.scrolled) .navbar__name {
  color: var(--text-inverse);
}

.navbar:not(.scrolled) .navbar__link {
  color: rgba(255, 255, 255, 0.85);
}

.navbar:not(.scrolled) .navbar__link:hover,
.navbar:not(.scrolled) .navbar__link.active {
  color: #ffffff;
}

.navbar:not(.scrolled) .navbar__btn {
  color: var(--text-inverse);
}

.navbar:not(.scrolled) .hamburger__line {
  background: #ffffff;
}

.navbar__nav {
  display: flex;
}

.navbar__links {
  display: flex;
  align-items: center;
  gap: var(--space-1);
  list-style: none;
  margin: 0;
  padding: 0;
}

.navbar__link {
  display: block;
  padding: var(--space-2) var(--space-3);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  text-decoration: none;
  border-radius: var(--radius-md);
  transition: color var(--transition-fast), background var(--transition-fast);
}

.navbar__link:hover {
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.06);
}

.navbar__link.active {
  color: var(--color-primary);
  font-weight: var(--weight-semibold);
}

.navbar__actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.navbar__btn {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 40px;
  height: 40px;
  border-radius: var(--radius-full);
  color: var(--text-secondary);
  transition: background var(--transition-fast), color var(--transition-fast);
}

.navbar__btn:hover {
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
}

.navbar__btn svg {
  display: block;
}


/* ============================================================================
   9. HAMBURGER MENU
   ============================================================================ */

.navbar__hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  padding: 8px;
  border-radius: var(--radius-md);
  transition: background var(--transition-fast);
}

.navbar__hamburger:hover {
  background: rgba(var(--color-primary-rgb), 0.08);
}

.hamburger__line {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--text-primary);
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-base);
}

.navbar__hamburger.active .hamburger__line:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}

.navbar__hamburger.active .hamburger__line:nth-child(2) {
  opacity: 0;
}

.navbar__hamburger.active .hamburger__line:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* Mobile nav menu (toggled by JS) */
.navbar__nav.active {
  display: flex;
}


/* ============================================================================
   10. THEME PICKER (in index.php HTML)
   ============================================================================ */

.theme-picker-toggle {
  position: relative;
}

.theme-picker {
  display: none;
  position: absolute;
  top: calc(var(--navbar-height) - 4px);
  right: var(--space-4);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-4);
  min-width: 220px;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-dropdown);
}

.theme-picker.open {
  display: block;
}

.theme-picker__label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.theme-picker__swatches {
  display: flex;
  gap: var(--space-2);
  margin-bottom: var(--space-3);
}

.theme-picker__swatch {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-full);
  border: 3px solid transparent;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.theme-picker__swatch:hover {
  transform: scale(1.15);
  box-shadow: var(--shadow-md);
}

.theme-picker__swatch.active {
  border-color: var(--text-primary);
  box-shadow: 0 0 0 2px var(--bg-card), 0 0 0 4px var(--text-primary);
}

.theme-picker__divider {
  height: 1px;
  background: var(--border-light);
  margin: var(--space-3) 0;
}

.theme-picker__dark-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
}


/* ============================================================================
   10b. THEME PICKER (created by app.js dynamically)
   ============================================================================ */

.theme-gear-btn {
  position: fixed;
  bottom: 90px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--text-on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-theme-picker);
  transition: transform var(--transition-base), background var(--transition-base);
  cursor: pointer;
  border: none;
}

.theme-gear-btn:hover {
  transform: rotate(30deg) scale(1.05);
  background: var(--color-primary-dark);
}

.theme-gear-btn.open {
  transform: rotate(180deg);
  background: var(--color-primary-dark);
}

.theme-gear-btn svg {
  display: block;
}

.theme-picker-panel {
  position: fixed;
  bottom: 150px;
  right: 24px;
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-lg);
  padding: var(--space-5);
  min-width: 200px;
  box-shadow: var(--shadow-xl);
  z-index: var(--z-theme-picker);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px) scale(0.95);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base);
}

.theme-picker-panel.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0) scale(1);
}

.theme-picker-header {
  font-size: var(--text-sm);
  font-weight: var(--weight-bold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.theme-picker-colors {
  display: flex;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.theme-color-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  border: 3px solid transparent;
  cursor: pointer;
  transition: transform var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  position: relative;
}

.theme-color-btn:hover {
  transform: scale(1.15);
}

.theme-color-btn.active {
  border-color: var(--text-primary);
  box-shadow: 0 0 0 2px var(--bg-card), 0 0 0 4px var(--color-primary);
}

/* Theme color swatches for the JS-created picker */
.theme-color-btn.terraces-green { background: #2d6a4f; }
.theme-color-btn.cordillera-red { background: #8b2500; }
.theme-color-btn.ocean-blue { background: #1a5276; }
.theme-color-btn.royal-purple { background: #4a235a; }

.theme-picker-dark {
  padding-top: var(--space-3);
  border-top: 1px solid var(--border-light);
}

.dark-mode-toggle {
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  cursor: pointer;
}

.dark-mode-btn {
  width: 44px;
  height: 24px;
  background: var(--border-color);
  border-radius: var(--radius-full);
  position: relative;
  cursor: pointer;
  transition: background var(--transition-base);
  border: none;
}

.dark-mode-btn[aria-checked="true"] {
  background: var(--color-primary);
}

.dark-mode-slider {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 18px;
  height: 18px;
  background: #ffffff;
  border-radius: var(--radius-full);
  transition: transform var(--transition-base);
  box-shadow: var(--shadow-xs);
}

.dark-mode-btn[aria-checked="true"] .dark-mode-slider {
  transform: translateX(20px);
}


/* ============================================================================
   10c. TOGGLE SWITCH (in index.php theme picker)
   ============================================================================ */

.toggle-switch {
  position: relative;
  display: inline-block;
  width: 44px;
  height: 24px;
}

.toggle-switch input {
  opacity: 0;
  width: 0;
  height: 0;
  position: absolute;
}

.toggle-switch__slider {
  position: absolute;
  cursor: pointer;
  inset: 0;
  background: var(--border-color);
  border-radius: var(--radius-full);
  transition: background var(--transition-base);
}

.toggle-switch__slider::before {
  content: '';
  position: absolute;
  height: 18px;
  width: 18px;
  left: 3px;
  bottom: 3px;
  background: #ffffff;
  border-radius: var(--radius-full);
  transition: transform var(--transition-base);
  box-shadow: var(--shadow-xs);
}

.toggle-switch input:checked + .toggle-switch__slider {
  background: var(--color-primary);
}

.toggle-switch input:checked + .toggle-switch__slider::before {
  transform: translateX(20px);
}


/* ============================================================================
   11. HERO SECTION
   ============================================================================ */

.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  padding-top: var(--navbar-height);
}

.hero__bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, #1b4332 0%, #2d6a4f 30%, #40916c 60%, #1b4332 100%);
  z-index: 0;
}

.hero__gradient-mesh {
  position: absolute;
  inset: 0;
  background:
    var(--gradient-mesh-1),
    var(--gradient-mesh-2),
    var(--gradient-mesh-3),
    var(--gradient-mesh-4);
  animation: meshMove 15s ease-in-out infinite alternate;
}

@keyframes meshMove {
  0% {
    background-position: 0% 0%, 100% 0%, 50% 100%, 0% 100%;
  }
  25% {
    background-position: 10% 10%, 90% 10%, 40% 90%, 10% 90%;
  }
  50% {
    background-position: 20% 20%, 80% 20%, 60% 80%, 20% 80%;
  }
  75% {
    background-position: 5% 15%, 95% 5%, 45% 95%, 15% 85%;
  }
  100% {
    background-position: 15% 5%, 85% 15%, 55% 85%, 5% 95%;
  }
}

.hero__shape {
  position: absolute;
  border-radius: 50%;
  opacity: 0.15;
  animation: float 8s ease-in-out infinite;
}

.hero__shape--1 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(var(--color-primary-rgb), 0.4), transparent);
  top: 10%;
  left: -5%;
  animation-delay: 0s;
}

.hero__shape--2 {
  width: 200px;
  height: 200px;
  background: radial-gradient(circle, rgba(var(--color-secondary-rgb), 0.4), transparent);
  top: 60%;
  right: -3%;
  animation-delay: -2s;
}

.hero__shape--3 {
  width: 150px;
  height: 150px;
  background: radial-gradient(circle, rgba(var(--color-accent-rgb), 0.4), transparent);
  bottom: 15%;
  left: 20%;
  animation-delay: -4s;
}

.hero__shape--4 {
  width: 250px;
  height: 250px;
  background: radial-gradient(circle, rgba(var(--color-primary-rgb), 0.3), transparent);
  top: 20%;
  right: 15%;
  animation-delay: -6s;
}

@keyframes float {
  0%, 100% { transform: translate(0, 0) scale(1); }
  25% { transform: translate(15px, -20px) scale(1.05); }
  50% { transform: translate(-10px, 15px) scale(0.95); }
  75% { transform: translate(20px, 10px) scale(1.03); }
}

.hero__content {
  position: relative;
  z-index: 1;
  text-align: center;
  padding: var(--space-8) var(--space-4);
  max-width: 800px;
}

.hero__title {
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  color: #ffffff;
  margin-bottom: var(--space-6);
  letter-spacing: -0.03em;
  line-height: var(--leading-tight);
  text-shadow: 0 2px 16px rgba(0, 0, 0, 0.2);
}

.hero__subtitle {
  font-size: var(--text-lg);
  color: rgba(255, 255, 255, 0.85);
  margin-bottom: var(--space-8);
  line-height: var(--leading-relaxed);
  max-width: 600px;
  margin-left: auto;
  margin-right: auto;
}

.hero__cta {
  font-size: var(--text-base);
}

.hero__cta svg {
  transition: transform var(--transition-base);
}

.hero__cta:hover svg {
  transform: translateX(4px);
}


/* ============================================================================
   12. ABOUT SECTION
   ============================================================================ */

.about__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
  align-items: center;
}

.about__text p {
  font-size: var(--text-base);
  line-height: var(--leading-relaxed);
  color: var(--text-secondary);
  margin-bottom: var(--space-4);
}

.about__text .btn {
  margin-top: var(--space-4);
}

.about__image {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  position: relative;
}

.about__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.about__image:hover img {
  transform: scale(1.03);
}


/* ============================================================================
   13. SERVICE CARDS
   ============================================================================ */

.services__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.service-card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-8);
  text-align: center;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary));
  opacity: 0;
  transition: opacity var(--transition-base);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-lg);
  border-color: rgba(var(--color-primary-rgb), 0.2);
}

.service-card:hover::before {
  opacity: 1;
}

.service-card__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 64px;
  height: 64px;
  border-radius: var(--radius-lg);
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
  margin-bottom: var(--space-5);
  transition: background var(--transition-base), color var(--transition-base), transform var(--transition-base);
}

.service-card__icon svg {
  display: block;
}

.service-card:hover .service-card__icon {
  background: var(--color-primary);
  color: var(--text-on-primary);
  transform: scale(1.1) rotate(-5deg);
}

.service-card__title {
  font-size: var(--text-xl);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-3);
}

.service-card__desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}

/* Also support __text variant if ever used */
.service-card__text {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}

.service-card__features {
  margin-top: var(--space-4);
  text-align: left;
  font-size: var(--text-sm);
  color: var(--text-secondary);
}


/* ============================================================================
   14. PORTFOLIO
   ============================================================================ */

.portfolio__filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-8);
}

/* index.php uses .portfolio__filter */
.portfolio__filter,
.portfolio__filter-btn,
.portfolio-filter-btn {
  padding: var(--space-2) var(--space-5);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-secondary);
  background: var(--bg-card);
  border: 1px solid var(--border-color);
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: all var(--transition-fast);
}

.portfolio__filter:hover,
.portfolio__filter-btn:hover,
.portfolio-filter-btn:hover {
  color: var(--color-primary);
  border-color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.04);
}

.portfolio__filter.active,
.portfolio__filter-btn.active,
.portfolio-filter-btn.active {
  background: var(--color-primary);
  color: var(--text-on-primary);
  border-color: var(--color-primary);
}

.portfolio__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
}

.portfolio-card,
.portfolio-item {
  background: var(--bg-card);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-sm);
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.portfolio-card:hover,
.portfolio-item:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.portfolio-card__image {
  position: relative;
  overflow: hidden;
  aspect-ratio: 4 / 3;
}

.portfolio-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow);
}

.portfolio-card:hover .portfolio-card__image img {
  transform: scale(1.08);
}

.portfolio-card__overlay {
  position: absolute;
  inset: 0;
  background: rgba(var(--color-primary-rgb), 0.6);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transition: opacity var(--transition-base);
}

.portfolio-card:hover .portfolio-card__overlay {
  opacity: 1;
}

.portfolio-card__zoom {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.9);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transform: scale(0.7);
  transition: transform var(--transition-spring);
  border: none;
}

.portfolio-card:hover .portfolio-card__zoom {
  transform: scale(1);
}

.portfolio-card__zoom:hover {
  background: #ffffff;
  box-shadow: var(--shadow-md);
}

.portfolio-card__badge {
  position: absolute;
  top: var(--space-3);
  left: var(--space-3);
  padding: var(--space-1) var(--space-3);
  font-size: var(--text-xs);
  font-weight: var(--weight-semibold);
  background: rgba(var(--color-primary-rgb), 0.85);
  color: #ffffff;
  border-radius: var(--radius-full);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  z-index: 2;
}

.portfolio-card__body {
  padding: var(--space-5);
}

.portfolio-card__title {
  font-size: var(--text-lg);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-2);
}

.portfolio-card__desc {
  font-size: var(--text-sm);
  color: var(--text-muted);
  line-height: var(--leading-relaxed);
}

/* Also support variant names */
.portfolio-card__info {
  padding: var(--space-5);
}

.portfolio-card__category {
  font-size: var(--text-xs);
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
}


/* ============================================================================
   15. STATS SECTION
   ============================================================================ */

.stats {
  background: linear-gradient(135deg, var(--color-primary-dark), var(--color-primary), var(--color-secondary));
  color: #ffffff;
  position: relative;
  overflow: hidden;
}

.stats::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse at 20% 50%, rgba(255,255,255,0.08) 0%, transparent 60%),
    radial-gradient(ellipse at 80% 50%, rgba(255,255,255,0.05) 0%, transparent 60%);
}

.stats__grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  position: relative;
  z-index: 1;
}

.stat-card,
.stat-item {
  text-align: center;
  padding: var(--space-6);
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
  transition: transform var(--transition-base), background var(--transition-base);
}

.stat-card:hover,
.stat-item:hover {
  transform: translateY(-4px);
  background: rgba(255, 255, 255, 0.14);
}

.stat-card__icon,
.stat-item__icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  border-radius: var(--radius-lg);
  background: rgba(255, 255, 255, 0.12);
  margin-bottom: var(--space-4);
  color: rgba(255, 255, 255, 0.9);
}

.stat-card__icon svg,
.stat-item__icon svg {
  display: block;
}

.stat-card__number,
.stat-item__number {
  display: block;
  font-size: var(--text-4xl);
  font-weight: var(--weight-extrabold);
  color: #ffffff;
  line-height: 1;
  margin-bottom: var(--space-2);
}

.stat-card__label,
.stat-item__label {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.75);
  font-weight: var(--weight-medium);
}


/* ============================================================================
   16. TESTIMONIALS
   ============================================================================ */

.testimonials__carousel {
  max-width: 720px;
  margin: 0 auto;
  position: relative;
}

.testimonials__track {
  position: relative;
  overflow: hidden;
}

.testimonial-card {
  display: none;
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  box-shadow: var(--shadow-md);
  transition: opacity var(--transition-slow);
}

.testimonial-card.active {
  display: block;
}

.testimonial-card__stars {
  display: flex;
  justify-content: center;
  gap: 4px;
  margin-bottom: var(--space-5);
}

.testimonial-card__stars svg {
  display: inline-block;
}

.star {
  color: var(--border-color);
}

.star--filled {
  color: var(--color-accent);
}

.testimonial-card__quote {
  font-size: var(--text-lg);
  font-style: italic;
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
  margin-bottom: var(--space-6);
  position: relative;
  border: none;
  padding: 0;
}

.testimonial-card__quote::before {
  content: '';
  display: block;
  width: 40px;
  height: 3px;
  background: linear-gradient(90deg, var(--color-primary), var(--color-accent));
  border-radius: 2px;
  margin: 0 auto var(--space-4);
}

.testimonial-card__author {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-3);
}

.testimonial-card__avatar {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-full);
  overflow: hidden;
  flex-shrink: 0;
  background: rgba(var(--color-primary-rgb), 0.08);
}

.testimonial-card__avatar img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.testimonial-card__avatar-placeholder {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-secondary));
  color: #ffffff;
  font-weight: var(--weight-bold);
  font-size: var(--text-lg);
}

.testimonial-card__info {
  text-align: left;
}

.testimonial-card__name {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
}

.testimonial-card__role {
  display: block;
  font-size: var(--text-xs);
  color: var(--text-muted);
}

.testimonials__dots,
.carousel__dots {
  display: flex;
  justify-content: center;
  gap: var(--space-2);
  margin-top: var(--space-6);
}

.testimonials__dot,
.carousel__dot {
  width: 10px;
  height: 10px;
  border-radius: var(--radius-full);
  background: var(--border-color);
  border: none;
  cursor: pointer;
  transition: background var(--transition-fast), transform var(--transition-fast);
}

.testimonials__dot:hover,
.carousel__dot:hover {
  background: var(--color-primary-light);
  transform: scale(1.2);
}

.testimonials__dot.active,
.carousel__dot.active {
  background: var(--color-primary);
  transform: scale(1.2);
}


/* ============================================================================
   17. FAQ ACCORDION
   ============================================================================ */

.faq__accordion,
.faq__grid {
  max-width: 760px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.faq-item {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: box-shadow var(--transition-base), border-color var(--transition-base);
}

.faq-item:hover {
  border-color: rgba(var(--color-primary-rgb), 0.2);
}

.faq-item.active {
  box-shadow: var(--shadow-md);
  border-color: rgba(var(--color-primary-rgb), 0.25);
}

.faq-item__trigger,
.faq-item__question {
  width: 100%;
  text-align: left;
  cursor: pointer;
}

.faq-item__trigger {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-3);
  padding: var(--space-5) var(--space-6);
  font-size: var(--text-base);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  background: none;
  border: none;
  transition: color var(--transition-fast);
}

.faq-item__trigger:hover {
  color: var(--color-primary);
}

.faq-item__question {
  font-size: inherit;
  font-weight: inherit;
  color: inherit;
  border: none;
  background: none;
  padding: 0;
}

.faq-item__chevron,
.faq-item__icon {
  flex-shrink: 0;
  color: var(--text-muted);
  transition: transform var(--transition-base), color var(--transition-base);
}

.faq-item.active .faq-item__chevron,
.faq-item.active .faq-item__icon {
  transform: rotate(180deg);
  color: var(--color-primary);
}

.faq-item__answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height var(--transition-slow), padding var(--transition-slow);
}

.faq-item.active .faq-item__answer {
  max-height: 400px;
  padding: 0 var(--space-6) var(--space-5);
}

.faq-item__answer p {
  font-size: var(--text-sm);
  color: var(--text-secondary);
  line-height: var(--leading-relaxed);
}


/* ============================================================================
   18. CONTACT SECTION
   ============================================================================ */

.contact__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-10);
}

.contact-form {
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.form-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
  color: var(--text-primary);
}

.form-input {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  font-size: var(--text-base);
  color: var(--text-primary);
  background: var(--bg-card);
  border: 1.5px solid var(--border-color);
  border-radius: var(--radius-md);
  outline: none;
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input::placeholder {
  color: var(--text-muted);
}

.form-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.1);
}

.form-textarea {
  resize: vertical;
  min-height: 120px;
}

.contact-form__submit {
  align-self: flex-start;
}

.contact-form__message {
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  font-weight: var(--weight-medium);
}

.contact-form__message.success {
  background: rgba(16, 185, 129, 0.1);
  color: #059669;
  border: 1px solid rgba(16, 185, 129, 0.2);
}

.contact-form__message.error {
  background: rgba(239, 68, 68, 0.1);
  color: #dc2626;
  border: 1px solid rgba(239, 68, 68, 0.2);
}

/* Contact Info Sidebar */
.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--space-6);
}

.contact-info__card {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  display: flex;
  flex-direction: column;
  gap: var(--space-5);
  box-shadow: var(--shadow-sm);
}

.contact-info__item {
  display: flex;
  align-items: flex-start;
  gap: var(--space-4);
}

.contact-info__icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-lg);
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
  flex-shrink: 0;
}

.contact-info__icon svg {
  display: block;
}

.contact-info__item strong {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-1);
}

.contact-info__item a,
.contact-info__item span {
  font-size: var(--text-sm);
  color: var(--text-secondary);
}

.contact-info__item a:hover {
  color: var(--color-primary);
}

.contact-info__social {
  background: var(--bg-card);
  border: 1px solid var(--border-light);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-sm);
}

.contact-info__social-label {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: var(--text-primary);
  margin-bottom: var(--space-4);
}

.social-links {
  display: flex;
  gap: var(--space-3);
  flex-wrap: wrap;
}

.social-link {
  display: flex;
  align-items: center;
  justify-content: center;
  width: 42px;
  height: 42px;
  border-radius: var(--radius-full);
  background: rgba(var(--color-primary-rgb), 0.08);
  color: var(--color-primary);
  transition: background var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.social-link:hover {
  background: var(--color-primary);
  color: var(--text-on-primary);
  transform: translateY(-2px);
}

.social-link svg {
  display: block;
}


/* ============================================================================
   19. FOOTER
   ============================================================================ */

.footer {
  background: var(--text-primary);
  color: rgba(255, 255, 255, 0.75);
  padding: var(--space-16) 0 0;
}

.footer__grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  padding-bottom: var(--space-10);
}

.footer__brand {
  max-width: 300px;
}

.footer__logo {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  text-decoration: none;
  margin-bottom: var(--space-3);
}

.footer__logo img {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
}

.footer__logo span {
  font-size: var(--text-xl);
  font-weight: var(--weight-bold);
  color: #ffffff;
}

.footer__tagline {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.55);
  line-height: var(--leading-relaxed);
}

.footer__heading {
  font-size: var(--text-sm);
  font-weight: var(--weight-semibold);
  color: #ffffff;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--space-4);
}

.footer__links ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-2);
}

.footer__links a {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.6);
  transition: color var(--transition-fast), padding-left var(--transition-fast);
}

.footer__links a:hover {
  color: #ffffff;
  padding-left: var(--space-1);
}

.footer__social .social-links {
  margin-top: var(--space-2);
}

.footer__social .social-link {
  background: rgba(255, 255, 255, 0.1);
  color: rgba(255, 255, 255, 0.7);
}

.footer__social .social-link:hover {
  background: var(--color-primary);
  color: #ffffff;
}

.footer__bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding: var(--space-6) 0;
  text-align: center;
}

.footer__bottom p {
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.4);
  margin: 0;
}


/* ============================================================================
   20. LIGHTBOX (in index.php HTML)
   ============================================================================ */

.lightbox {
  position: fixed;
  inset: 0;
  z-index: var(--z-modal);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  visibility: hidden;
  transition: opacity var(--transition-base), visibility var(--transition-base);
}

.lightbox[hidden] {
  display: none;
}

.lightbox.active {
  opacity: 1;
  visibility: visible;
  display: flex;
}

.lightbox__backdrop,
.lightbox-overlay {
  position: absolute;
  inset: 0;
  background: rgba(0, 0, 0, 0.85);
  -webkit-backdrop-filter: blur(8px);
  backdrop-filter: blur(8px);
}

.lightbox__content,
.lightbox-content {
  position: relative;
  z-index: 1;
  max-width: 90vw;
  max-height: 90vh;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.lightbox__close,
.lightbox-close {
  position: absolute;
  top: -40px;
  right: 0;
  width: 36px;
  height: 36px;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: var(--radius-full);
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border: none;
  cursor: pointer;
  font-size: var(--text-2xl);
  transition: background var(--transition-fast);
}

.lightbox__close:hover,
.lightbox-close:hover {
  background: rgba(255, 255, 255, 0.25);
}

.lightbox__image,
.lightbox-img {
  max-width: 100%;
  max-height: 80vh;
  object-fit: contain;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-xl);
}

.lightbox__caption,
.lightbox-caption {
  margin-top: var(--space-4);
  font-size: var(--text-sm);
  color: rgba(255, 255, 255, 0.7);
  text-align: center;
}

/* JS lightbox nav arrows */
.lightbox-prev,
.lightbox-next {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.15);
  color: #ffffff;
  border: none;
  border-radius: var(--radius-full);
  font-size: var(--text-xl);
  cursor: pointer;
  transition: background var(--transition-fast);
}

.lightbox-prev { left: -60px; }
.lightbox-next { right: -60px; }

.lightbox-prev:hover,
.lightbox-next:hover {
  background: rgba(255, 255, 255, 0.3);
}


/* ============================================================================
   21. BACK TO TOP (created by app.js)
   ============================================================================ */

.back-to-top {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 44px;
  height: 44px;
  border-radius: var(--radius-full);
  background: var(--color-primary);
  color: var(--text-on-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-lg);
  z-index: var(--z-overlay);
  opacity: 0;
  visibility: hidden;
  transform: translateY(16px);
  transition: opacity var(--transition-base), visibility var(--transition-base), transform var(--transition-base), background var(--transition-fast);
  cursor: pointer;
  border: none;
}

.back-to-top.visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-primary-dark);
  transform: translateY(-2px);
}

.back-to-top svg {
  display: block;
}


/* ============================================================================
   22. SCROLL ANIMATIONS
   ============================================================================ */

.fade-in {
  opacity: 0;
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.fade-in.animated {
  opacity: 1;
}

.slide-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.slide-up.animated {
  opacity: 1;
  transform: translateY(0);
}

.slide-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.slide-left.animated {
  opacity: 1;
  transform: translateX(0);
}

.slide-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease-out, transform 0.6s ease-out;
}

.slide-right.animated {
  opacity: 1;
  transform: translateX(0);
}


/* ============================================================================
   23. RESPONSIVE — 480px
   ============================================================================ */

@media (min-width: 480px) {
  .form-row {
    grid-template-columns: 1fr 1fr;
  }

  .stats__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
  }
}


/* ============================================================================
   24. RESPONSIVE — 768px
   ============================================================================ */

@media (min-width: 768px) {
  .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }

  .section {
    padding-top: var(--space-20);
    padding-bottom: var(--space-20);
  }

  .hero__title {
    font-size: var(--text-5xl);
  }

  .hero__subtitle {
    font-size: var(--text-xl);
  }

  .section__title {
    font-size: var(--text-4xl);
  }

  .about__grid {
    grid-template-columns: 1fr 1fr;
  }

  .services__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .portfolio__grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .stats__grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .contact__grid {
    grid-template-columns: 1.2fr 0.8fr;
  }

  .footer__grid {
    grid-template-columns: 1.5fr 1fr 1fr 1fr;
  }

  .navbar__hamburger {
    display: none;
  }

  .navbar__nav {
    display: flex;
  }
}


/* ============================================================================
   25. RESPONSIVE — 1024px
   ============================================================================ */

@media (min-width: 1024px) {
  .hero__title {
    font-size: var(--text-6xl);
  }

  .services__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .portfolio__grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .container {
    padding-left: var(--space-8);
    padding-right: var(--space-8);
  }
}


/* ============================================================================
   26. RESPONSIVE — 1200px
   ============================================================================ */

@media (min-width: 1200px) {
  .container {
    max-width: var(--container-xl);
  }
}


/* ============================================================================
   27. MOBILE NAV OVERLAY (< 768px)
   ============================================================================ */

@media (max-width: 767px) {
  .navbar__hamburger {
    display: flex;
  }

  .navbar__nav {
    display: none;
    position: fixed;
    inset: 0;
    top: var(--navbar-height);
    background: var(--bg-navbar-solid);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    z-index: var(--z-overlay);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
  }

  .navbar__nav.active {
    display: flex;
  }

  .navbar__links {
    flex-direction: column;
    align-items: center;
    gap: var(--space-4);
  }

  .navbar__link {
    font-size: var(--text-xl);
    padding: var(--space-3) var(--space-6);
  }

  /* Also support the .nav-menu / .hamburger classes from app.js */
  .nav-menu {
    display: none;
    position: fixed;
    inset: 0;
    top: var(--navbar-height);
    background: var(--bg-navbar-solid);
    -webkit-backdrop-filter: blur(16px);
    backdrop-filter: blur(16px);
    z-index: var(--z-overlay);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--space-8);
  }

  .nav-menu.active {
    display: flex;
  }

  .theme-picker {
    right: var(--space-4);
    left: var(--space-4);
    min-width: auto;
  }
}


/* ============================================================================
   28. DARK MODE
   ============================================================================ */

[data-dark="true"] {
  --bg-body: #0f1117;
  --bg-card: #1a1d2e;
  --bg-card-rgb: 26, 29, 46;
  --bg-section-alt: #141623;
  --bg-hero-overlay: rgba(10, 12, 20, 0.88);
  --bg-navbar: rgba(15, 17, 23, 0.85);
  --bg-navbar-solid: rgba(15, 17, 23, 0.98);
  --bg-glass: rgba(26, 29, 46, 0.6);
  --bg-glass-hover: rgba(26, 29, 46, 0.8);
  --bg-glass-border: rgba(255, 255, 255, 0.08);

  --text-primary: #e8e8e8;
  --text-secondary: #a8a8b8;
  --text-muted: #6a6a7a;
  --text-inverse: #0f1117;
  --text-link: var(--color-primary-light);
  --text-link-hover: var(--color-secondary-light);

  --border-color: rgba(255, 255, 255, 0.1);
  --border-light: rgba(255, 255, 255, 0.06);

  --shadow-xs: 0 1px 2px rgba(0, 0, 0, 0.2);
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.3);
  --shadow-md: 0 4px 16px rgba(0, 0, 0, 0.35);
  --shadow-lg: 0 8px 32px rgba(0, 0, 0, 0.4);
  --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.5);
}

[data-dark="true"] .navbar:not(.scrolled) .navbar__name,
[data-dark="true"] .navbar.scrolled .navbar__name {
  color: #e8e8e8;
}

[data-dark="true"] .navbar.scrolled .navbar__link {
  color: #a8a8b8;
}

[data-dark="true"] .navbar.scrolled .navbar__link:hover,
[data-dark="true"] .navbar.scrolled .navbar__link.active {
  color: var(--color-primary-light);
}

[data-dark="true"] .hamburger__line {
  background: #e8e8e8;
}

[data-dark="true"] .footer {
  background: #0a0c14;
}

[data-dark="true"] .stat-card,
[data-dark="true"] .stat-item {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.08);
}

[data-dark="true"] .service-card,
[data-dark="true"] .portfolio-card,
[data-dark="true"] .testimonial-card,
[data-dark="true"] .faq-item,
[data-dark="true"] .contact-info__card,
[data-dark="true"] .contact-info__social {
  background: var(--bg-card);
  border-color: var(--border-color);
}

[data-dark="true"] .form-input {
  background: rgba(255, 255, 255, 0.05);
  border-color: rgba(255, 255, 255, 0.12);
  color: #e8e8e8;
}

[data-dark="true"] .form-input:focus {
  border-color: var(--color-primary-light);
  box-shadow: 0 0 0 3px rgba(var(--color-primary-rgb), 0.2);
}

[data-dark="true"] .social-link {
  background: rgba(255, 255, 255, 0.08);
}

[data-dark="true"] .theme-picker,
[data-dark="true"] .theme-picker-panel {
  background: var(--bg-card);
  border-color: var(--border-color);
}

/* Navbar on dark scroll */
[data-dark="true"] .navbar__btn {
  color: #a8a8b8;
}

[data-dark="true"] .navbar__btn:hover {
  color: var(--color-primary-light);
  background: rgba(255, 255, 255, 0.06);
}


/* ============================================================================
   29. PRINT STYLES
   ============================================================================ */

@media print {
  .navbar,
  .theme-picker,
  .theme-gear-btn,
  .theme-picker-panel,
  .back-to-top,
  .scroll-progress-bar,
  .lightbox,
  .hero__bg {
    display: none !important;
  }

  body {
    background: #ffffff;
    color: #000000;
  }

  .hero {
    min-height: auto;
    padding: var(--space-8) 0;
  }

  .hero__title,
  .hero__subtitle {
    color: #000000;
  }

  .section {
    padding: var(--space-6) 0;
  }

  a[href]::after {
    content: ' (' attr(href) ')';
    font-size: 0.8em;
    color: #666;
  }
}


/* ============================================================================
   30. ACCESSIBILITY & FOCUS STATES
   ============================================================================ */

*:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 2px;
  border-radius: 2px;
}

button:focus:not(:focus-visible),
a:focus:not(:focus-visible) {
  outline: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }

  .hero__shape,
  .hero__gradient-mesh {
    animation: none;
  }

  .fade-in,
  .slide-up,
  .slide-left,
  .slide-right {
    opacity: 1;
    transform: none;
  }
}


/* ============================================================================
   31. LOADING STATE
   ============================================================================ */

body.loading {
  overflow: hidden;
}

body.loading::before {
  content: '';
  position: fixed;
  inset: 0;
  background: var(--bg-body);
  z-index: 9999;
}


/* ============================================================================
   FRONTEND LIVE EDITING (Admin Only)
   ============================================================================ */

/* Admin Toolbar */
.admin-toolbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: 48px;
  background: #1a1a2e;
  color: #fff;
  z-index: 10000;
  box-shadow: 0 2px 12px rgba(0,0,0,0.3);
  font-family: 'Inter', system-ui, sans-serif;
  font-size: 13px;
}
.admin-toolbar__inner {
  max-width: 1400px;
  margin: 0 auto;
  padding: 0 20px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.admin-toolbar__left,
.admin-toolbar__right {
  display: flex;
  align-items: center;
  gap: 12px;
}
.admin-toolbar__logo {
  background: var(--color-primary, #2d6a4f);
  color: #fff;
  width: 30px; height: 30px;
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 800;
  font-size: 12px;
}
.admin-toolbar__edit-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 14px;
  background: rgba(255,255,255,0.1);
  border: 1px solid rgba(255,255,255,0.2);
  color: #fff;
  border-radius: 6px;
  cursor: pointer;
  font-size: 13px;
  font-family: inherit;
  font-weight: 500;
  transition: all 0.2s;
}
.admin-toolbar__edit-btn:hover {
  background: rgba(255,255,255,0.2);
}
.admin-toolbar__edit-btn.active {
  background: #2d6a4f;
  border-color: #40916c;
}
.admin-toolbar__status {
  padding: 3px 10px;
  border-radius: 50px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  background: rgba(255,255,255,0.1);
  color: rgba(255,255,255,0.6);
}
.admin-toolbar__status--editing {
  background: #d4a017;
  color: #1a1a2e;
}
.admin-toolbar__link {
  color: rgba(255,255,255,0.7);
  text-decoration: none;
  font-size: 13px;
  padding: 6px 12px;
  border-radius: 6px;
  transition: all 0.2s;
}
.admin-toolbar__link:hover {
  color: #fff;
  background: rgba(255,255,255,0.1);
}
.admin-toolbar__link--logout:hover {
  background: rgba(239,68,68,0.2);
  color: #fca5a5;
}

/* Push page content down when toolbar is present */
body:has(.admin-toolbar) {
  padding-top: 48px;
}
body:has(.admin-toolbar) .navbar {
  top: 48px;
}

/* Editable elements */
[data-editable] {
  transition: outline 0.2s, box-shadow 0.2s;
}
.editable-active {
  outline: 2px dashed rgba(45, 106, 79, 0.4);
  outline-offset: 4px;
  cursor: text;
  border-radius: 4px;
}
.editable-active:hover {
  outline-color: rgba(45, 106, 79, 0.7);
  background: rgba(45, 106, 79, 0.03);
}
.editable-focused {
  outline: 2px solid #2d6a4f !important;
  outline-offset: 4px;
  box-shadow: 0 0 0 6px rgba(45, 106, 79, 0.1);
  background: rgba(255, 255, 255, 0.9) !important;
}
.editable-flash-success {
  animation: flashGreen 1.2s ease;
}
.editable-flash-error {
  animation: flashRed 1.2s ease;
}
@keyframes flashGreen {
  0% { box-shadow: 0 0 0 4px rgba(16, 185, 129, 0.5); }
  100% { box-shadow: none; }
}
@keyframes flashRed {
  0% { box-shadow: 0 0 0 4px rgba(239, 68, 68, 0.5); }
  100% { box-shadow: none; }
}

/* Edit action buttons (Add Portfolio, Add Testimonial, etc.) */
.edit-action-btn {
  display: none;
  align-items: center;
  gap: 6px;
  padding: 8px 16px;
  background: #2d6a4f;
  color: #fff;
  border: none;
  border-radius: 8px;
  font-size: 13px;
  font-family: inherit;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
  margin-left: 12px;
}
.edit-action-btn:hover {
  background: #1b4332;
  transform: translateY(-1px);
}

/* Image upload overlay */
.editable-image-wrap {
  position: relative;
}
.editable-image-overlay {
  display: none;
  position: absolute;
  inset: 0;
  background: rgba(0,0,0,0.5);
  border-radius: 12px;
  cursor: pointer;
  align-items: center;
  justify-content: center;
  color: #fff;
  font-size: 14px;
  font-weight: 500;
  gap: 8px;
  transition: opacity 0.2s;
}
.editable-image--active .editable-image-overlay {
  display: flex;
}

/* Frontend Edit Modals */
.fe-modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.6);
  z-index: 10001;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(4px);
}
.fe-modal-overlay.show {
  display: flex;
}
.fe-modal {
  background: #fff;
  border-radius: 16px;
  width: 100%;
  max-width: 560px;
  max-height: 85vh;
  overflow-y: auto;
  box-shadow: 0 25px 60px rgba(0,0,0,0.3);
}
.fe-modal__header {
  padding: 20px 24px;
  border-bottom: 1px solid #e5e7eb;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.fe-modal__header h3 {
  font-size: 18px;
  font-weight: 700;
  color: #1a1a2e;
}
.fe-modal__close {
  background: none;
  border: none;
  font-size: 24px;
  cursor: pointer;
  color: #9ca3af;
  padding: 4px 8px;
  border-radius: 6px;
  line-height: 1;
}
.fe-modal__close:hover {
  background: #f3f4f6;
  color: #374151;
}
.fe-modal__body {
  padding: 24px;
}

/* Frontend Edit Form Elements */
.fe-form-group {
  margin-bottom: 16px;
}
.fe-form-group label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: #374151;
  margin-bottom: 6px;
}
.fe-form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.fe-input {
  width: 100%;
  padding: 10px 14px;
  border: 1.5px solid #d1d5db;
  border-radius: 8px;
  font-size: 14px;
  font-family: inherit;
  color: #1f2937;
  transition: border-color 0.2s, box-shadow 0.2s;
  background: #fff;
}
.fe-input:focus {
  outline: none;
  border-color: #2d6a4f;
  box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.12);
}
textarea.fe-input {
  resize: vertical;
  min-height: 80px;
}
.fe-form-actions {
  display: flex;
  justify-content: flex-end;
  gap: 10px;
  margin-top: 20px;
  padding-top: 16px;
  border-top: 1px solid #e5e7eb;
}
.fe-btn {
  padding: 10px 20px;
  border-radius: 8px;
  font-size: 14px;
  font-weight: 600;
  font-family: inherit;
  cursor: pointer;
  border: none;
  transition: all 0.2s;
}
.fe-btn--primary {
  background: #2d6a4f;
  color: #fff;
}
.fe-btn--primary:hover {
  background: #1b4332;
}
.fe-btn--secondary {
  background: #f3f4f6;
  color: #374151;
  border: 1px solid #d1d5db;
}
.fe-btn--secondary:hover {
  background: #e5e7eb;
}

/* Frontend Toast Notifications */
.fe-toast-container {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 10002;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.fe-toast {
  padding: 12px 20px;
  border-radius: 10px;
  font-size: 14px;
  font-weight: 500;
  color: #fff;
  box-shadow: 0 8px 24px rgba(0,0,0,0.2);
  animation: feToastIn 0.3s ease;
  font-family: 'Inter', system-ui, sans-serif;
}
.fe-toast--success { background: #065f46; }
.fe-toast--error { background: #991b1b; }
.fe-toast--info { background: #1e40af; }
.fe-toast--fade { opacity: 0; transition: opacity 0.3s; }
@keyframes feToastIn {
  from { opacity: 0; transform: translateY(10px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Mobile responsive for toolbar */
@media (max-width: 640px) {
  .admin-toolbar { font-size: 12px; }
  .admin-toolbar__inner { padding: 0 12px; gap: 8px; }
  .admin-toolbar__edit-btn { padding: 5px 10px; font-size: 12px; }
  .admin-toolbar__link { padding: 4px 8px; font-size: 12px; }
  .admin-toolbar__status { display: none; }
  .fe-form-row { grid-template-columns: 1fr; }
  .fe-modal { max-width: 100%; margin: 10px; }
}