/* ================================================================
   DIAMOND ICE — Core Design System
   Premium Corporate Website Stylesheet
   Bootstrap 5.3 as foundation, custom everything else.
   ================================================================ */

/* ----------------------------------------------------------------
   1. DESIGN TOKENS (CSS Variables)
   ---------------------------------------------------------------- */
:root {
    /* Brand Colors */
    --di-primary: #00AEEF;
    --di-secondary: #0077C8;
    --di-light-blue: #EAF9FF;
    --di-bg: #F8FCFF;
    --di-dark: #0B2239;
    --di-white: #FFFFFF;

    /* Extended Palette */
    --di-primary-rgb: 0, 174, 239;
    --di-secondary-rgb: 0, 119, 200;
    --di-dark-rgb: 11, 34, 57;
    --di-gray-100: #F0F6FA;
    --di-gray-200: #DCE8F0;
    --di-gray-300: #B8CCDA;
    --di-gray-400: #8FA8BC;
    --di-gray-500: #6B8599;
    --di-gray-600: #4A6478;
    --di-text: #3A4F63;
    --di-text-light: #6B8599;

    /* Gradients */
    --di-gradient: linear-gradient(135deg, #00AEEF 0%, #0077C8 100%);
    --di-gradient-reverse: linear-gradient(135deg, #0077C8 0%, #00AEEF 100%);
    --di-gradient-soft: linear-gradient(135deg, #EAF9FF 0%, #F8FCFF 50%, #FFFFFF 100%);
    --di-gradient-hero: linear-gradient(160deg, #F8FCFF 0%, #EAF9FF 30%, #F0F8FF 60%, #FFFFFF 100%);
    --di-gradient-dark: linear-gradient(135deg, #0B2239 0%, #061525 100%);
    --di-gradient-glow: radial-gradient(ellipse at center, rgba(0, 174, 239, 0.15) 0%, transparent 70%);
    --di-gradient-border: linear-gradient(135deg, rgba(0, 174, 239, 0.4), rgba(0, 119, 200, 0.1), rgba(0, 174, 239, 0.4));

    /* Glass */
    --di-glass: rgba(255, 255, 255, 0.72);
    --di-glass-strong: rgba(255, 255, 255, 0.88);
    --di-glass-border: rgba(0, 174, 239, 0.12);
    --di-glass-dark: rgba(11, 34, 57, 0.8);

    /* Shadows */
    --di-shadow-xs: 0 1px 3px rgba(11, 34, 57, 0.04);
    --di-shadow-sm: 0 2px 8px rgba(11, 34, 57, 0.06);
    --di-shadow-md: 0 8px 30px rgba(11, 34, 57, 0.08);
    --di-shadow-lg: 0 20px 60px rgba(11, 34, 57, 0.1);
    --di-shadow-xl: 0 30px 80px rgba(11, 34, 57, 0.14);
    --di-shadow-glow: 0 8px 40px rgba(0, 174, 239, 0.2);
    --di-shadow-glow-lg: 0 15px 60px rgba(0, 174, 239, 0.25);
    --di-shadow-card: 0 4px 20px rgba(11, 34, 57, 0.06);
    --di-shadow-card-hover: 0 12px 40px rgba(0, 174, 239, 0.15);

    /* Radius */
    --di-radius-xs: 8px;
    --di-radius-sm: 12px;
    --di-radius: 20px;
    --di-radius-lg: 28px;
    --di-radius-xl: 36px;
    --di-radius-full: 9999px;

    /* Typography */
    --di-font: 'Manrope', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --di-font-size-xs: 0.75rem;
    --di-font-size-sm: 0.875rem;
    --di-font-size-base: 1rem;
    --di-font-size-lg: 1.125rem;
    --di-font-size-xl: 1.25rem;
    --di-font-size-2xl: 1.5rem;
    --di-font-size-3xl: 2rem;
    --di-font-size-4xl: 2.75rem;
    --di-font-size-5xl: 3.5rem;
    --di-font-size-6xl: 4.5rem;
    --di-heading-weight: 800;
    --di-body-weight: 400;
    --di-medium-weight: 500;

    /* Spacing */
    --di-section-py: 7rem;
    --di-section-py-sm: 4.5rem;

    /* Transitions */
    --di-transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --di-transition-fast: all 0.2s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --di-transition-slow: all 0.6s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --di-transition-bounce: all 0.5s cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-index scale */
    --di-z-base: 1;
    --di-z-dropdown: 100;
    --di-z-sticky: 500;
    --di-z-navbar: 1000;
    --di-z-modal: 1050;
    --di-z-fab: 1060;
    --di-z-lightbox: 2000;
}


/* ----------------------------------------------------------------
   2. BASE & RESET
   ---------------------------------------------------------------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--di-font);
    font-weight: var(--di-body-weight);
    font-size: var(--di-font-size-base);
    line-height: 1.7;
    color: var(--di-text);
    background-color: var(--di-bg);
    overflow-x: hidden;
}

::selection {
    background: rgba(0, 174, 239, 0.15);
    color: var(--di-dark);
}

::-webkit-scrollbar {
    width: 8px;
}
::-webkit-scrollbar-track {
    background: var(--di-bg);
}
::-webkit-scrollbar-thumb {
    background: var(--di-gray-300);
    border-radius: var(--di-radius-full);
}
::-webkit-scrollbar-thumb:hover {
    background: var(--di-primary);
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: var(--di-primary);
    transition: var(--di-transition-fast);
}
a:hover {
    color: var(--di-secondary);
}


/* ----------------------------------------------------------------
   3. TYPOGRAPHY
   ---------------------------------------------------------------- */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--di-font);
    font-weight: var(--di-heading-weight);
    line-height: 1.2;
    color: var(--di-dark);
    letter-spacing: -0.02em;
}

h1 { font-size: var(--di-font-size-5xl); }
h2 { font-size: var(--di-font-size-4xl); }
h3 { font-size: var(--di-font-size-2xl); }
h4 { font-size: var(--di-font-size-xl); }

p {
    margin-bottom: 1rem;
    color: var(--di-text);
}

.di-gradient-text {
    background: var(--di-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.di-section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--di-font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--di-primary);
    margin-bottom: 1rem;
}
.di-section-label::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: var(--di-gradient);
    border-radius: 2px;
}

.di-section-title {
    font-size: var(--di-font-size-4xl);
    font-weight: var(--di-heading-weight);
    margin-bottom: 1rem;
    color: var(--di-dark);
}

.di-section-subtitle {
    font-size: var(--di-font-size-lg);
    color: var(--di-text-light);
    max-width: 600px;
    line-height: 1.7;
}
.di-section-subtitle.centered {
    margin-left: auto;
    margin-right: auto;
}

.di-section-header {
    margin-bottom: 3.5rem;
}
.di-section-header.text-center .di-section-label::before {
    display: none;
}
.di-section-header.text-center .di-section-label::after {
    display: none;
}


/* ----------------------------------------------------------------
   4. BUTTONS
   ---------------------------------------------------------------- */
.di-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    font-family: var(--di-font);
    font-size: var(--di-font-size-sm);
    font-weight: 600;
    border-radius: var(--di-radius-full);
    border: none;
    cursor: pointer;
    transition: var(--di-transition);
    position: relative;
    overflow: hidden;
    text-decoration: none;
    letter-spacing: 0.02em;
    line-height: 1.4;
}

.di-btn-primary {
    background: var(--di-gradient);
    color: var(--di-white);
    box-shadow: 0 4px 15px rgba(0, 174, 239, 0.3);
}
.di-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--di-shadow-glow);
    color: var(--di-white);
}
.di-btn-primary:active {
    transform: translateY(-1px);
}

.di-btn-secondary {
    background: transparent;
    color: var(--di-dark);
    border: 2px solid var(--di-gray-200);
    padding: 0.75rem 2rem;
}
.di-btn-secondary:hover {
    border-color: var(--di-primary);
    color: var(--di-primary);
    transform: translateY(-3px);
    box-shadow: var(--di-shadow-md);
}

.di-btn-nav {
    background: var(--di-gradient);
    color: var(--di-white);
    padding: 0.6rem 1.5rem;
    font-size: var(--di-font-size-xs);
    box-shadow: 0 4px 15px rgba(0, 174, 239, 0.25);
}
.di-btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: var(--di-shadow-glow);
    color: var(--di-white);
}

.di-btn-whatsapp {
    background: #25d366;
    color: var(--di-white);
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.3);
}
.di-btn-whatsapp:hover {
    background: #20bd5a;
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.35);
    color: var(--di-white);
}

/* Ripple Effect */
.di-btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.3);
    transform: translate(-50%, -50%);
    transition: width 0.6s ease, height 0.6s ease, opacity 0.6s ease;
    opacity: 0;
}
.di-btn:active::after {
    width: 300px;
    height: 300px;
    opacity: 0;
}


/* ----------------------------------------------------------------
   5. GLASS CARD (Reusable)
   ---------------------------------------------------------------- */
.di-glass-card {
    background: var(--di-glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius);
    box-shadow: var(--di-shadow-card);
    transition: var(--di-transition);
}
.di-glass-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--di-shadow-card-hover);
    border-color: rgba(0, 174, 239, 0.25);
}

.di-gradient-border {
    position: relative;
}
.di-gradient-border::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1px;
    background: var(--di-gradient-border);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: var(--di-transition);
}
.di-gradient-border:hover::before {
    opacity: 1;
}


/* ----------------------------------------------------------------
   6. READING PROGRESS BAR
   ---------------------------------------------------------------- */
.reading-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0%;
    height: 3px;
    background: var(--di-gradient);
    z-index: calc(var(--di-z-navbar) + 1);
    transition: width 0.1s linear;
    box-shadow: 0 0 10px rgba(0, 174, 239, 0.5);
}


/* ----------------------------------------------------------------
   7. NAVBAR
   ---------------------------------------------------------------- */
.di-navbar {
    padding: 1.2rem 0;
    transition: var(--di-transition);
    background: transparent;
    z-index: var(--di-z-navbar);
}

.di-navbar.scrolled {
    padding: 0.6rem 0;
    background: var(--di-glass-strong);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    border-bottom: 1px solid var(--di-glass-border);
    box-shadow: var(--di-shadow-sm);
}

.di-logo {
    font-size: 1.6rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: -0.03em;
}
.di-logo-diamond {
    color: var(--di-dark);
}
.di-logo-ice {
    color: var(--di-primary);
}
.di-navbar.scrolled .di-logo-diamond {
    color: var(--di-dark);
}

.di-nav-link {
    font-size: var(--di-font-size-sm);
    font-weight: 500;
    color: var(--di-dark) !important;
    padding: 0.5rem 0.85rem !important;
    position: relative;
    transition: var(--di-transition-fast);
}
.di-nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0.85rem;
    right: 0.85rem;
    height: 2px;
    background: var(--di-gradient);
    border-radius: 2px;
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}
.di-nav-link:hover::after,
.di-nav-link.active::after {
    transform: scaleX(1);
}
.di-nav-link:hover {
    color: var(--di-primary) !important;
}
.di-nav-link.active {
    color: var(--di-primary) !important;
}

/* Mobile Toggler */
.di-navbar-toggler {
    border: none;
    padding: 0.5rem;
    background: transparent;
    display: flex;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}
.di-navbar-toggler:focus {
    box-shadow: none;
}
.di-burger-line {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--di-dark);
    border-radius: 2px;
    transition: var(--di-transition-fast);
}

/* Offcanvas */
.di-offcanvas {
    background: var(--di-glass-strong);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    border-left: 1px solid var(--di-glass-border);
}
.di-offcanvas .offcanvas-header {
    border-bottom: 1px solid var(--di-glass-border);
}

.di-mobile-link {
    font-size: var(--di-font-size-base);
    font-weight: 500;
    color: var(--di-dark) !important;
    padding: 0.8rem 0.5rem !important;
    border-radius: var(--di-radius-sm);
    transition: var(--di-transition-fast);
}
.di-mobile-link:hover,
.di-mobile-link.active {
    background: var(--di-light-blue);
    color: var(--di-primary) !important;
}


/* ----------------------------------------------------------------
   8. HERO SECTION
   ---------------------------------------------------------------- */
.di-hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
    background: var(--di-gradient-hero);
    padding-top: 100px;
    padding-bottom: 3rem;
}

/* Hero Background Effects */
.di-hero-bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: 0;
}
.di-hero-blur-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
}
.di-hero-blur-circle-1 {
    width: 500px;
    height: 500px;
    background: rgba(0, 174, 239, 0.08);
    top: -10%;
    right: -5%;
    animation: floatSlow 20s ease-in-out infinite;
}
.di-hero-blur-circle-2 {
    width: 400px;
    height: 400px;
    background: rgba(0, 119, 200, 0.06);
    bottom: -15%;
    left: -10%;
    animation: floatSlow 25s ease-in-out infinite reverse;
}
.di-hero-blur-circle-3 {
    width: 300px;
    height: 300px;
    background: rgba(0, 174, 239, 0.05);
    top: 40%;
    left: 40%;
    animation: floatSlow 18s ease-in-out infinite 3s;
}

.di-hero-particles {
    position: absolute;
    inset: 0;
    z-index: 1;
}

/* Hero Content */
.di-hero-content {
    position: relative;
    z-index: 2;
}

.di-hero-eyebrow {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.4rem 1.2rem 0.4rem 0.4rem;
    background: var(--di-glass);
    backdrop-filter: blur(10px);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius-full);
    font-size: var(--di-font-size-sm);
    font-weight: 500;
    color: var(--di-dark);
    margin-bottom: 1.5rem;
}
.di-hero-eyebrow-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 28px;
    height: 28px;
    background: var(--di-gradient);
    border-radius: 50%;
    color: var(--di-white);
    font-size: 0.8rem;
}

.di-hero-title {
    font-size: var(--di-font-size-6xl);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.04em;
    margin-bottom: 1.5rem;
    color: var(--di-dark);
}
.di-hero-title .highlight {
    background: var(--di-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.di-hero-subtitle {
    font-size: var(--di-font-size-lg);
    color: var(--di-text-light);
    line-height: 1.8;
    margin-bottom: 2.5rem;
    max-width: 520px;
}

.di-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.di-hero-stats {
    display: flex;
    gap: 2.5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--di-gray-200);
}
.di-hero-stat {
    text-align: left;
}
.di-hero-stat-value {
    font-size: var(--di-font-size-2xl);
    font-weight: 800;
    color: var(--di-dark);
    line-height: 1.2;
}
.di-hero-stat-label {
    font-size: var(--di-font-size-xs);
    color: var(--di-text-light);
    font-weight: 500;
}

/* Hero Visual (Right Side) */
.di-hero-visual {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 400px;
}

.di-hero-ice-wrapper {
    position: relative;
    width: 100%;
    max-width: 480px;
    aspect-ratio: 1;
    margin: 0 auto;
}

/* 3D Ice Cube */
.di-ice-scene {
    width: 100%;
    height: 100%;
    perspective: 900px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.di-ice-cube {
    width: 200px;
    height: 200px;
    position: relative;
    transform-style: preserve-3d;
    animation: iceSpin 25s linear infinite;
}

.di-ice-face {
    position: absolute;
    width: 200px;
    height: 200px;
    background: linear-gradient(135deg,
        rgba(255, 255, 255, 0.85) 0%,
        rgba(234, 249, 255, 0.7) 50%,
        rgba(255, 255, 255, 0.6) 100%);
    border: 2px solid rgba(0, 174, 239, 0.2);
    border-radius: 4px;
    backdrop-filter: blur(4px);
    box-shadow:
        inset 0 0 40px rgba(0, 174, 239, 0.08),
        0 0 20px rgba(0, 174, 239, 0.1);
}
.di-ice-face.front  { transform: translateZ(100px); }
.di-ice-face.back   { transform: rotateY(180deg) translateZ(100px); }
.di-ice-face.right  { transform: rotateY(90deg) translateZ(100px); }
.di-ice-face.left   { transform: rotateY(-90deg) translateZ(100px); }
.di-ice-face.top    { transform: rotateX(90deg) translateZ(100px); }
.di-ice-face.bottom { transform: rotateX(-90deg) translateZ(100px); }

/* Floating decorative elements around the cube */
.di-hero-float {
    position: absolute;
    border-radius: 50%;
    opacity: 0.6;
    animation: floatSlow 8s ease-in-out infinite;
}
.di-hero-float-1 {
    width: 80px;
    height: 80px;
    background: radial-gradient(circle, rgba(0, 174, 239, 0.12), transparent 70%);
    top: 10%;
    right: 10%;
    animation-delay: 0s;
}
.di-hero-float-2 {
    width: 60px;
    height: 60px;
    background: radial-gradient(circle, rgba(0, 119, 200, 0.1), transparent 70%);
    bottom: 20%;
    left: 5%;
    animation-delay: 2s;
}
.di-hero-float-3 {
    width: 40px;
    height: 40px;
    background: radial-gradient(circle, rgba(0, 174, 239, 0.15), transparent 70%);
    top: 50%;
    right: 5%;
    animation-delay: 4s;
}
.di-hero-float-4 {
    width: 20px;
    height: 20px;
    background: rgba(0, 174, 239, 0.2);
    border-radius: 4px;
    transform: rotate(45deg);
    top: 25%;
    left: 15%;
    animation-delay: 1s;
    animation-duration: 6s;
}

/* Hero glow behind cube */
.di-hero-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(0, 174, 239, 0.15) 0%, transparent 70%);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    z-index: -1;
    animation: pulseGlow 4s ease-in-out infinite;
}


/* ----------------------------------------------------------------
   9. SECTION COMMON
   ---------------------------------------------------------------- */
.di-section {
    padding: var(--di-section-py) 0;
    position: relative;
    overflow: hidden;
}
.di-section-alt {
    background: var(--di-white);
}
.di-section-light {
    background: var(--di-light-blue);
}

/* Wave Dividers */
.di-wave-divider {
    position: absolute;
    left: 0;
    width: 100%;
    overflow: hidden;
    line-height: 0;
}
.di-wave-divider.top {
    top: -1px;
}
.di-wave-divider.bottom {
    bottom: -1px;
    transform: rotate(180deg);
}
.di-wave-divider svg {
    display: block;
    width: 100%;
    height: 60px;
}


/* ----------------------------------------------------------------
   10. ABOUT SECTION
   ---------------------------------------------------------------- */
.di-about-image-wrapper {
    position: relative;
    border-radius: var(--di-radius);
    overflow: hidden;
}
.di-about-image {
    width: 100%;
    height: 100%;
    min-height: 400px;
    object-fit: cover;
    border-radius: var(--di-radius);
    transition: var(--di-transition-slow);
}
.di-about-image-wrapper:hover .di-about-image {
    transform: scale(1.03);
}
.di-about-accent {
    position: absolute;
    width: 100px;
    height: 100px;
    border: 3px solid var(--di-primary);
    border-radius: var(--di-radius-sm);
    bottom: -15px;
    right: -15px;
    z-index: -1;
    opacity: 0.3;
}

.di-about-text p {
    font-size: var(--di-font-size-lg);
    line-height: 1.8;
    color: var(--di-text);
}

.di-about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 1.5rem;
}
.di-about-feature-item {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-weight: 500;
    font-size: var(--di-font-size-sm);
    color: var(--di-dark);
}
.di-about-feature-item i {
    color: var(--di-primary);
    font-size: 1.1rem;
}

/* Stats Bar */
.di-stats-bar {
    padding: 2.5rem 0;
}
.di-stat-card {
    text-align: center;
    padding: 2rem 1rem;
    position: relative;
}
.di-stat-card::after {
    content: '';
    position: absolute;
    right: 0;
    top: 25%;
    height: 50%;
    width: 1px;
    background: var(--di-gray-200);
}
.di-stat-card:last-child::after {
    display: none;
}
.di-stat-value {
    font-size: var(--di-font-size-4xl);
    font-weight: 800;
    background: var(--di-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1;
    margin-bottom: 0.3rem;
}
.di-stat-label {
    font-size: var(--di-font-size-sm);
    color: var(--di-text-light);
    font-weight: 500;
}


/* ----------------------------------------------------------------
   11. PRODUCTS SECTION
   ---------------------------------------------------------------- */
.di-product-card {
    background: var(--di-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius);
    overflow: hidden;
    transition: var(--di-transition);
    height: 100%;
    position: relative;
}
.di-product-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: inherit;
    padding: 1.5px;
    background: var(--di-gradient-border);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: var(--di-transition);
    z-index: 1;
}
.di-product-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--di-shadow-card-hover);
}
.di-product-card:hover::before {
    opacity: 1;
}

.di-product-img-wrapper {
    height: 220px;
    overflow: hidden;
    position: relative;
    background: var(--di-light-blue);
}
.di-product-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--di-transition-slow);
}
.di-product-card:hover .di-product-img {
    transform: scale(1.08);
}
.di-product-img-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(11, 34, 57, 0.3) 0%, transparent 50%);
    opacity: 0;
    transition: var(--di-transition);
}
.di-product-card:hover .di-product-img-overlay {
    opacity: 1;
}

.di-product-body {
    padding: 1.8rem;
}
.di-product-title {
    font-size: var(--di-font-size-xl);
    font-weight: 700;
    margin-bottom: 0.6rem;
    color: var(--di-dark);
}
.di-product-desc {
    font-size: var(--di-font-size-sm);
    color: var(--di-text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}
.di-product-features {
    list-style: none;
    padding: 0;
    margin: 0 0 1.2rem 0;
}
.di-product-features li {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--di-font-size-sm);
    color: var(--di-text);
    padding: 0.3rem 0;
}
.di-product-features li i {
    color: var(--di-primary);
    font-size: 0.75rem;
}
.di-product-link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-size: var(--di-font-size-sm);
    font-weight: 600;
    color: var(--di-primary);
    transition: var(--di-transition-fast);
}
.di-product-link:hover {
    gap: 0.7rem;
    color: var(--di-secondary);
}


/* ----------------------------------------------------------------
   12. MANUFACTURING PROCESS
   ---------------------------------------------------------------- */
.di-process-timeline {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    position: relative;
    padding: 2rem 0;
}
.di-process-timeline::before {
    content: '';
    position: absolute;
    top: 42px;
    left: 5%;
    right: 5%;
    height: 3px;
    background: var(--di-gray-200);
    border-radius: 3px;
    z-index: 0;
}
.di-process-timeline::after {
    content: '';
    position: absolute;
    top: 42px;
    left: 5%;
    width: 0%;
    height: 3px;
    background: var(--di-gradient);
    border-radius: 3px;
    z-index: 1;
    transition: width 1.5s ease;
}
.di-process-timeline.animated::after {
    width: 90%;
}

.di-process-step {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    position: relative;
    z-index: 2;
    flex: 1;
    max-width: 120px;
}
.di-process-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--di-white);
    border: 3px solid var(--di-gray-200);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: var(--di-gray-400);
    margin-bottom: 1rem;
    transition: var(--di-transition);
    position: relative;
}
.di-process-step.active .di-process-icon {
    background: var(--di-gradient);
    border-color: var(--di-primary);
    color: var(--di-white);
    box-shadow: var(--di-shadow-glow);
}
.di-process-step-title {
    font-size: var(--di-font-size-xs);
    font-weight: 600;
    color: var(--di-text-light);
    transition: var(--di-transition);
    line-height: 1.3;
}
.di-process-step.active .di-process-step-title {
    color: var(--di-dark);
}


/* ----------------------------------------------------------------
   13. WHY CHOOSE US
   ---------------------------------------------------------------- */
.di-feature-card {
    text-align: center;
    padding: 2.5rem 1.8rem;
    background: var(--di-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius);
    transition: var(--di-transition);
    height: 100%;
}
.di-feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--di-shadow-card-hover);
    border-color: rgba(0, 174, 239, 0.25);
}
.di-feature-icon {
    width: 72px;
    height: 72px;
    border-radius: var(--di-radius-sm);
    background: var(--di-gradient-soft);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    font-size: 1.6rem;
    color: var(--di-primary);
    transition: var(--di-transition);
}
.di-feature-card:hover .di-feature-icon {
    background: var(--di-gradient);
    color: var(--di-white);
    transform: rotateY(180deg);
    box-shadow: var(--di-shadow-glow);
}
.di-feature-title {
    font-size: var(--di-font-size-base);
    font-weight: 700;
    color: var(--di-dark);
    margin-bottom: 0.6rem;
}
.di-feature-desc {
    font-size: var(--di-font-size-sm);
    color: var(--di-text-light);
    line-height: 1.6;
    margin-bottom: 0;
}


/* ----------------------------------------------------------------
   14. INDUSTRIES SERVED
   ---------------------------------------------------------------- */
.di-industry-card {
    text-align: center;
    padding: 2rem 1.5rem;
    background: var(--di-white);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius);
    transition: var(--di-transition);
    height: 100%;
    cursor: default;
}
.di-industry-card:hover {
    transform: translateY(-6px) scale(1.02);
    box-shadow: var(--di-shadow-card-hover);
    border-color: var(--di-primary);
}
.di-industry-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--di-radius-sm);
    background: var(--di-light-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    font-size: 1.5rem;
    color: var(--di-primary);
    transition: var(--di-transition);
}
.di-industry-card:hover .di-industry-icon {
    background: var(--di-gradient);
    color: var(--di-white);
}
.di-industry-name {
    font-size: var(--di-font-size-sm);
    font-weight: 600;
    color: var(--di-dark);
    margin-bottom: 0;
}


/* ----------------------------------------------------------------
   15. GALLERY
   ---------------------------------------------------------------- */
.di-gallery-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.2rem;
}
.di-gallery-item {
    border-radius: var(--di-radius);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    aspect-ratio: 4/3;
}
.di-gallery-item.tall {
    grid-row: span 2;
    aspect-ratio: auto;
}
.di-gallery-item.wide {
    grid-column: span 2;
}
.di-gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--di-transition-slow);
}
.di-gallery-item:hover img {
    transform: scale(1.08);
}
.di-gallery-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top,
        rgba(11, 34, 57, 0.7) 0%,
        rgba(11, 34, 57, 0.1) 40%,
        transparent 100%);
    display: flex;
    align-items: flex-end;
    padding: 1.5rem;
    opacity: 0;
    transition: var(--di-transition);
}
.di-gallery-item:hover .di-gallery-overlay {
    opacity: 1;
}
.di-gallery-caption {
    color: var(--di-white);
    font-weight: 600;
    font-size: var(--di-font-size-sm);
    transform: translateY(10px);
    transition: var(--di-transition);
}
.di-gallery-item:hover .di-gallery-caption {
    transform: translateY(0);
}
.di-gallery-zoom {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) scale(0.5);
    width: 48px;
    height: 48px;
    background: var(--di-glass);
    backdrop-filter: blur(8px);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--di-white);
    font-size: 1.2rem;
    opacity: 0;
    transition: var(--di-transition);
}
.di-gallery-item:hover .di-gallery-zoom {
    opacity: 1;
    transform: translate(-50%, -50%) scale(1);
}


/* ----------------------------------------------------------------
   16. TESTIMONIALS
   ---------------------------------------------------------------- */
.di-testimonial-card {
    background: var(--di-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius);
    padding: 2.5rem;
    height: 100%;
}
.di-testimonial-stars {
    color: #FBBF24;
    font-size: var(--di-font-size-sm);
    margin-bottom: 1rem;
}
.di-testimonial-text {
    font-size: var(--di-font-size-lg);
    font-style: italic;
    color: var(--di-text);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    position: relative;
}
.di-testimonial-text::before {
    content: '"';
    font-size: 4rem;
    font-weight: 800;
    color: var(--di-primary);
    opacity: 0.15;
    position: absolute;
    top: -1.5rem;
    left: -0.5rem;
    line-height: 1;
    font-style: normal;
}
.di-testimonial-author {
    display: flex;
    align-items: center;
    gap: 1rem;
}
.di-testimonial-avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--di-glass-border);
}
.di-testimonial-avatar-placeholder {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--di-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--di-white);
    font-weight: 700;
    font-size: var(--di-font-size-lg);
}
.di-testimonial-name {
    font-weight: 700;
    font-size: var(--di-font-size-sm);
    color: var(--di-dark);
    margin-bottom: 0;
}
.di-testimonial-company {
    font-size: var(--di-font-size-xs);
    color: var(--di-text-light);
    margin-bottom: 0;
}

/* Carousel Indicators */
.di-carousel .carousel-indicators {
    position: relative;
    margin-top: 2rem;
    margin-bottom: 0;
}
.di-carousel .carousel-indicators button {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--di-gray-300);
    border: none;
    opacity: 1;
    transition: var(--di-transition-fast);
}
.di-carousel .carousel-indicators button.active {
    background: var(--di-primary);
    width: 30px;
    border-radius: var(--di-radius-full);
}


/* ----------------------------------------------------------------
   17. DELIVERY MAP (Gujarat)
   ---------------------------------------------------------------- */
.di-map-wrapper {
    position: relative;
    max-width: 600px;
    margin: 0 auto;
}
.di-map-svg {
    width: 100%;
    height: auto;
}
.di-map-svg path {
    fill: var(--di-light-blue);
    stroke: var(--di-primary);
    stroke-width: 1.5;
    transition: var(--di-transition);
}
.di-map-pin {
    position: absolute;
    transform: translate(-50%, -100%);
    z-index: 5;
    cursor: pointer;
}
.di-map-pin-dot {
    width: 14px;
    height: 14px;
    background: var(--di-primary);
    border: 3px solid var(--di-white);
    border-radius: 50%;
    box-shadow: var(--di-shadow-glow);
    position: relative;
}
.di-map-pin-pulse {
    position: absolute;
    inset: -6px;
    border-radius: 50%;
    border: 2px solid var(--di-primary);
    opacity: 0;
    animation: pinPulse 2s ease-out infinite;
}
.di-map-pin-label {
    position: absolute;
    top: 100%;
    left: 50%;
    transform: translateX(-50%);
    margin-top: 6px;
    font-size: var(--di-font-size-xs);
    font-weight: 600;
    color: var(--di-dark);
    white-space: nowrap;
    background: var(--di-white);
    padding: 0.2rem 0.5rem;
    border-radius: var(--di-radius-xs);
    box-shadow: var(--di-shadow-xs);
}

.di-map-info {
    padding: 2rem 0;
}
.di-map-city-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.8rem;
}
.di-map-city-tag {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.5rem 1.2rem;
    background: var(--di-white);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius-full);
    font-size: var(--di-font-size-sm);
    font-weight: 500;
    color: var(--di-dark);
    transition: var(--di-transition);
}
.di-map-city-tag:hover {
    border-color: var(--di-primary);
    background: var(--di-light-blue);
    color: var(--di-primary);
}
.di-map-city-tag i {
    color: var(--di-primary);
    font-size: 0.6rem;
}


/* ----------------------------------------------------------------
   18. FAQ SECTION
   ---------------------------------------------------------------- */
.di-faq .accordion-item {
    background: var(--di-glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius) !important;
    margin-bottom: 1rem;
    overflow: hidden;
    transition: var(--di-transition);
}
.di-faq .accordion-item:hover {
    border-color: rgba(0, 174, 239, 0.2);
}
.di-faq .accordion-button {
    background: transparent;
    font-family: var(--di-font);
    font-weight: 600;
    font-size: var(--di-font-size-base);
    color: var(--di-dark);
    padding: 1.3rem 1.5rem;
    box-shadow: none;
    border-radius: var(--di-radius) !important;
}
.di-faq .accordion-button:not(.collapsed) {
    background: var(--di-light-blue);
    color: var(--di-primary);
}
.di-faq .accordion-button::after {
    background-image: none;
    content: '\F282';
    font-family: 'bootstrap-icons';
    font-size: 1rem;
    transform: none;
    transition: var(--di-transition);
    color: var(--di-primary);
}
.di-faq .accordion-button:not(.collapsed)::after {
    content: '\F286';
    transform: none;
}
.di-faq .accordion-body {
    padding: 0 1.5rem 1.3rem;
    color: var(--di-text);
    line-height: 1.8;
}


/* ----------------------------------------------------------------
   19. CONTACT SECTION
   ---------------------------------------------------------------- */
.di-contact-form-card {
    background: var(--di-glass);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--di-glass-border);
    border-radius: var(--di-radius);
    padding: 2.5rem;
}

.di-form-group {
    position: relative;
    margin-bottom: 1.5rem;
}
.di-form-control {
    width: 100%;
    padding: 1rem 1.2rem;
    font-family: var(--di-font);
    font-size: var(--di-font-size-sm);
    color: var(--di-dark);
    background: var(--di-white);
    border: 1.5px solid var(--di-gray-200);
    border-radius: var(--di-radius-sm);
    transition: var(--di-transition-fast);
    outline: none;
}
.di-form-control:focus {
    border-color: var(--di-primary);
    box-shadow: 0 0 0 4px rgba(0, 174, 239, 0.1);
}
.di-form-control::placeholder {
    color: var(--di-gray-400);
}

.di-form-label {
    position: absolute;
    top: 1rem;
    left: 1.2rem;
    font-size: var(--di-font-size-sm);
    color: var(--di-gray-400);
    pointer-events: none;
    transition: var(--di-transition-fast);
    background: var(--di-white);
    padding: 0 0.3rem;
}
.di-form-control:focus ~ .di-form-label,
.di-form-control:not(:placeholder-shown) ~ .di-form-label {
    top: -0.5rem;
    font-size: var(--di-font-size-xs);
    color: var(--di-primary);
}

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

.di-contact-info-card {
    background: var(--di-gradient-soft);
    border-radius: var(--di-radius);
    padding: 2.5rem;
    height: 100%;
}
.di-contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}
.di-contact-item:last-child {
    margin-bottom: 0;
}
.di-contact-item-icon {
    width: 44px;
    height: 44px;
    min-width: 44px;
    border-radius: var(--di-radius-sm);
    background: var(--di-gradient);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--di-white);
    font-size: 1rem;
}
.di-contact-item-title {
    font-weight: 700;
    font-size: var(--di-font-size-sm);
    color: var(--di-dark);
    margin-bottom: 0.15rem;
}
.di-contact-item-text {
    font-size: var(--di-font-size-sm);
    color: var(--di-text-light);
    margin-bottom: 0;
}
.di-contact-item-text a {
    color: var(--di-text-light);
}
.di-contact-item-text a:hover {
    color: var(--di-primary);
}


/* ----------------------------------------------------------------
   20. FOOTER
   ---------------------------------------------------------------- */
.di-footer {
    background: var(--di-gradient-dark);
    color: rgba(255, 255, 255, 0.7);
    position: relative;
    overflow: hidden;
}
.di-footer-border {
    height: 3px;
    background: var(--di-gradient);
    background-size: 200% 100%;
    animation: gradientSlide 4s linear infinite;
}
.di-footer-logo {
    font-size: 1.6rem;
    font-weight: 800;
    text-decoration: none;
    letter-spacing: -0.03em;
}
.di-footer .di-logo-diamond {
    color: var(--di-white);
}
.di-footer .di-logo-ice {
    color: var(--di-primary);
}

.di-footer-desc {
    color: rgba(255, 255, 255, 0.55);
    font-size: var(--di-font-size-sm);
    line-height: 1.7;
}

.di-footer-social {
    display: flex;
    gap: 0.8rem;
}
.di-social-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--di-radius-xs);
    background: rgba(255, 255, 255, 0.08);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.6);
    font-size: 1rem;
    transition: var(--di-transition);
    text-decoration: none;
}
.di-social-icon:hover {
    background: var(--di-gradient);
    color: var(--di-white);
    transform: translateY(-3px);
    box-shadow: var(--di-shadow-glow);
}

.di-footer-heading {
    color: var(--di-white);
    font-size: var(--di-font-size-base);
    font-weight: 700;
    margin-bottom: 1.2rem;
    position: relative;
    padding-bottom: 0.8rem;
}
.di-footer-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 30px;
    height: 2px;
    background: var(--di-gradient);
    border-radius: 2px;
}

.di-footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}
.di-footer-links li {
    margin-bottom: 0.6rem;
}
.di-footer-links a {
    color: rgba(255, 255, 255, 0.55);
    font-size: var(--di-font-size-sm);
    transition: var(--di-transition-fast);
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
}
.di-footer-links a:hover {
    color: var(--di-primary);
    padding-left: 6px;
}
.di-footer-links a::before {
    content: '';
    display: inline-block;
    width: 0;
    height: 1px;
    background: var(--di-primary);
    transition: var(--di-transition-fast);
}
.di-footer-links a:hover::before {
    width: 12px;
}

.di-footer-contact {
    list-style: none;
    padding: 0;
    margin: 0;
}
.di-footer-contact li {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    margin-bottom: 0.8rem;
    font-size: var(--di-font-size-sm);
}
.di-footer-contact li a {
    display: flex;
    align-items: flex-start;
    gap: 0.8rem;
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
}
.di-footer-contact li a:hover {
    color: var(--di-primary);
}
.di-footer-contact i {
    color: var(--di-primary);
    font-size: 0.9rem;
    margin-top: 0.25rem;
    min-width: 16px;
}

/* Newsletter */
.di-newsletter-input {
    background: rgba(255, 255, 255, 0.08);
    border: 1px solid rgba(255, 255, 255, 0.12);
    color: var(--di-white);
    border-radius: var(--di-radius-sm) 0 0 var(--di-radius-sm);
    padding: 0.7rem 1rem;
    font-family: var(--di-font);
    font-size: var(--di-font-size-sm);
}
.di-newsletter-input::placeholder {
    color: rgba(255, 255, 255, 0.35);
}
.di-newsletter-input:focus {
    background: rgba(255, 255, 255, 0.12);
    border-color: var(--di-primary);
    box-shadow: none;
    color: var(--di-white);
}
.di-newsletter-btn {
    border-radius: 0 var(--di-radius-sm) var(--di-radius-sm) 0 !important;
    padding: 0.7rem 1rem;
}

.di-footer-map-wrapper {
    border-radius: var(--di-radius-sm);
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.08);
}

.di-footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.5rem 0;
}
.di-footer-bottom p {
    margin-bottom: 0;
    font-size: var(--di-font-size-xs);
    color: rgba(255, 255, 255, 0.4);
}

/* Footer floating ice decorations */
.di-footer-ice-decor {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}
.di-footer-ice {
    position: absolute;
    background: rgba(255, 255, 255, 0.02);
    border: 1px solid rgba(255, 255, 255, 0.04);
    border-radius: 4px;
}
.di-footer-ice-1 {
    width: 40px;
    height: 40px;
    top: 20%;
    left: 5%;
    transform: rotate(25deg);
    animation: floatSlow 15s ease-in-out infinite;
}
.di-footer-ice-2 {
    width: 25px;
    height: 25px;
    top: 60%;
    right: 8%;
    transform: rotate(-15deg);
    animation: floatSlow 12s ease-in-out infinite 3s;
}
.di-footer-ice-3 {
    width: 35px;
    height: 35px;
    bottom: 25%;
    left: 45%;
    transform: rotate(45deg);
    animation: floatSlow 18s ease-in-out infinite 6s;
}


/* ----------------------------------------------------------------
   21. BACK TO TOP BUTTON
   ---------------------------------------------------------------- */
.di-back-to-top {
    position: fixed;
    bottom: 100px;
    right: 30px;
    width: 48px;
    height: 48px;
    border-radius: var(--di-radius-sm);
    background: var(--di-glass-strong);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--di-glass-border);
    color: var(--di-primary);
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(20px);
    transition: var(--di-transition);
    z-index: var(--di-z-fab);
    box-shadow: var(--di-shadow-md);
}
.di-back-to-top.visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}
.di-back-to-top:hover {
    background: var(--di-gradient);
    color: var(--di-white);
    border-color: transparent;
    transform: translateY(-3px);
    box-shadow: var(--di-shadow-glow);
}


/* ----------------------------------------------------------------
   22. WHATSAPP FAB
   ---------------------------------------------------------------- */
.di-whatsapp-fab {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 56px;
    height: 56px;
    border-radius: var(--di-radius-full);
    background: #25d366;
    color: var(--di-white);
    font-size: 1.6rem;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: var(--di-z-fab);
    transition: var(--di-transition);
    box-shadow: 0 6px 20px rgba(37, 211, 102, 0.4);
    text-decoration: none;
}
.di-whatsapp-fab:hover {
    transform: scale(1.1);
    box-shadow: 0 8px 30px rgba(37, 211, 102, 0.5);
    color: var(--di-white);
}
.di-whatsapp-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 2px solid #25d366;
    animation: pinPulse 2.5s ease-out infinite;
}


/* ----------------------------------------------------------------
   23. LIGHTBOX
   ---------------------------------------------------------------- */
.di-lightbox {
    position: fixed;
    inset: 0;
    background: rgba(11, 34, 57, 0.95);
    backdrop-filter: blur(10px);
    z-index: var(--di-z-lightbox);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    visibility: hidden;
    transition: var(--di-transition);
}
.di-lightbox.active {
    opacity: 1;
    visibility: visible;
}
.di-lightbox-content {
    max-width: 90vw;
    max-height: 90vh;
    text-align: center;
}
.di-lightbox-img {
    max-width: 100%;
    max-height: 80vh;
    border-radius: var(--di-radius-sm);
    box-shadow: var(--di-shadow-xl);
    transition: var(--di-transition);
}
.di-lightbox-caption {
    color: rgba(255, 255, 255, 0.7);
    margin-top: 1rem;
    font-size: var(--di-font-size-sm);
}
.di-lightbox-close,
.di-lightbox-prev,
.di-lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: none;
    color: var(--di-white);
    cursor: pointer;
    transition: var(--di-transition-fast);
    backdrop-filter: blur(6px);
    border-radius: var(--di-radius-xs);
}
.di-lightbox-close:hover,
.di-lightbox-prev:hover,
.di-lightbox-next:hover {
    background: rgba(255, 255, 255, 0.2);
}
.di-lightbox-close {
    top: 20px;
    right: 20px;
    width: 48px;
    height: 48px;
    font-size: 1.8rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.di-lightbox-prev,
.di-lightbox-next {
    top: 50%;
    transform: translateY(-50%);
    width: 48px;
    height: 48px;
    font-size: 1.3rem;
    display: flex;
    align-items: center;
    justify-content: center;
}
.di-lightbox-prev { left: 20px; }
.di-lightbox-next { right: 20px; }


/* ----------------------------------------------------------------
   24. PAGE HERO (for subpages)
   ---------------------------------------------------------------- */
.di-page-hero {
    padding: 10rem 0 5rem;
    background: var(--di-gradient-hero);
    position: relative;
    overflow: hidden;
}
.di-page-hero::before {
    content: '';
    position: absolute;
    width: 500px;
    height: 500px;
    background: var(--di-gradient-glow);
    border-radius: 50%;
    right: -10%;
    top: -20%;
}
.di-page-hero-title {
    font-size: var(--di-font-size-5xl);
    font-weight: 800;
    margin-bottom: 1rem;
}
.di-page-hero-breadcrumb {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: var(--di-font-size-sm);
    color: var(--di-text-light);
}
.di-page-hero-breadcrumb a {
    color: var(--di-primary);
}
.di-page-hero-breadcrumb span {
    color: var(--di-text-light);
}