/* ============================================
   AgileBot Design System
   Aesthetic: Refined Tech Luxe
   ============================================ */

/* CSS Custom Properties */
:root {
    /* Color Palette */
    --color-void: #0a0e14;
    --color-night: #0f1419;
    --color-slate: #1a1f2e;
    --color-steel: #2a3142;
    --color-mist: #8892a6;
    --color-cloud: #c4cad6;
    --color-snow: #f0f2f5;
    --color-white: #ffffff;

    /* Accent Colors */
    --color-primary: #00d4aa;
    --color-primary-glow: rgba(0, 212, 170, 0.15);
    --color-primary-intense: #00ffcc;
    --color-secondary: #0ea5e9;
    --color-secondary-glow: rgba(14, 165, 233, 0.15);
    --color-accent: #f59e0b;
    --color-accent-glow: rgba(245, 158, 11, 0.15);

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary) 0%, var(--color-secondary) 100%);
    --gradient-hero: radial-gradient(ellipse 80% 50% at 50% -20%, rgba(0, 212, 170, 0.15) 0%, transparent 50%);
    --gradient-card: linear-gradient(180deg, rgba(42, 49, 66, 0.5) 0%, rgba(26, 31, 46, 0.8) 100%);
    --gradient-glow: radial-gradient(circle at center, var(--color-primary-glow) 0%, transparent 70%);

    /* Typography */
    --font-display: 'Syne', sans-serif;
    --font-body: 'Outfit', sans-serif;

    /* Font Sizes - Fluid Typography */
    --text-xs: clamp(0.75rem, 0.7rem + 0.25vw, 0.875rem);
    --text-sm: clamp(0.875rem, 0.8rem + 0.35vw, 1rem);
    --text-base: clamp(1rem, 0.9rem + 0.5vw, 1.125rem);
    --text-lg: clamp(1.125rem, 1rem + 0.6vw, 1.25rem);
    --text-xl: clamp(1.25rem, 1.1rem + 0.75vw, 1.5rem);
    --text-2xl: clamp(1.5rem, 1.2rem + 1.5vw, 2rem);
    --text-3xl: clamp(1.875rem, 1.4rem + 2.4vw, 2.5rem);
    --text-4xl: clamp(2.25rem, 1.5rem + 3.75vw, 3.5rem);
    --text-5xl: clamp(3rem, 2rem + 5vw, 5rem);
    --text-hero: clamp(3.5rem, 2rem + 7.5vw, 7rem);

    /* Spacing */
    --space-xs: 0.25rem;
    --space-sm: 0.5rem;
    --space-md: 1rem;
    --space-lg: 1.5rem;
    --space-xl: 2rem;
    --space-2xl: 3rem;
    --space-3xl: 4rem;
    --space-4xl: 6rem;
    --space-5xl: 8rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3), 0 2px 4px -2px rgba(0, 0, 0, 0.2);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4), 0 4px 6px -4px rgba(0, 0, 0, 0.3);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.4), 0 8px 10px -6px rgba(0, 0, 0, 0.3);
    --shadow-glow: 0 0 40px var(--color-primary-glow);
    --shadow-glow-intense: 0 0 60px rgba(0, 212, 170, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-bounce: 500ms cubic-bezier(0.34, 1.56, 0.64, 1);

    /* Z-Index Scale */
    --z-base: 1;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-modal: 300;
    --z-tooltip: 400;
}

/* ============================================
   Reset & Base Styles
   ============================================ */

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

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--color-cloud);
    background-color: var(--color-night);
    overflow-x: hidden;
}

/* ============================================
   Typography
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.1;
    color: var(--color-white);
    letter-spacing: -0.02em;
}

h1 { font-size: var(--text-hero); font-weight: 800; }
h2 { font-size: var(--text-4xl); }
h3 { font-size: var(--text-2xl); }
h4 { font-size: var(--text-xl); }

p { margin-bottom: var(--space-md); }

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

a:hover {
    color: var(--color-primary-intense);
}

/* Text Gradient */
.text-gradient {
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.text-muted {
    color: var(--color-mist);
}

/* ============================================
   Layout Components
   ============================================ */

.container {
    width: 100%;
    max-width: 1280px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

.container--wide {
    max-width: 1440px;
}

.container--narrow {
    max-width: 800px;
}

.section {
    padding: var(--space-5xl) 0;
    position: relative;
}

.section--hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: var(--space-4xl);
}

/* Grid System */
.grid {
    display: grid;
    gap: var(--space-xl);
}

.grid--2 { grid-template-columns: repeat(2, 1fr); }
.grid--3 { grid-template-columns: repeat(3, 1fr); }
.grid--4 { grid-template-columns: repeat(4, 1fr); }

@media (max-width: 1024px) {
    .grid--3, .grid--4 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .grid--2, .grid--3, .grid--4 { grid-template-columns: 1fr; }
}

/* Flex Utilities */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }
.gap-lg { gap: var(--space-lg); }
.gap-xl { gap: var(--space-xl); }

/* ============================================
   Navigation
   ============================================ */

.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-sticky);
    padding: var(--space-lg) 0;
    transition: all var(--transition-base);
}

.nav--scrolled {
    background: rgba(15, 20, 25, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    padding: var(--space-md) 0;
}

.nav__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-white);
}

.nav__logo-icon {
    width: 40px;
    height: 40px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    color: var(--color-white);
}

.nav__menu {
    display: flex;
    align-items: center;
    gap: var(--space-xl);
    list-style: none;
}

.nav__link {
    color: var(--color-cloud);
    font-weight: 500;
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
    position: relative;
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.nav__link:hover {
    color: var(--color-white);
}

.nav__link:hover::after {
    width: 100%;
}

/* Mobile Menu */
.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--space-sm);
}

.nav__toggle span {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    transition: all var(--transition-fast);
}

@media (max-width: 768px) {
    .nav__toggle { display: flex; }
    .nav__menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(15, 20, 25, 0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        padding: var(--space-xl);
        gap: var(--space-lg);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }
    .nav__menu.is-open {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }
}

/* ============================================
   Buttons
   ============================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-sm);
    padding: var(--space-md) var(--space-xl);
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    text-decoration: none;
    border-radius: var(--radius-full);
    border: none;
    cursor: pointer;
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.btn--primary {
    background: var(--gradient-primary);
    color: var(--color-void);
    box-shadow: var(--shadow-glow);
}

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-glow-intense);
}

.btn--primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255,255,255,0.2) 0%, transparent 50%);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.btn--primary:hover::before {
    opacity: 1;
}

.btn--secondary {
    background: transparent;
    color: var(--color-white);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn--secondary:hover {
    background: rgba(255, 255, 255, 0.05);
    border-color: rgba(255, 255, 255, 0.3);
}

.btn--lg {
    padding: var(--space-lg) var(--space-2xl);
    font-size: var(--text-base);
}

.btn--sm {
    padding: var(--space-sm) var(--space-lg);
    font-size: var(--text-xs);
}

/* ============================================
   Hero Section
   ============================================ */

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

.hero__bg {
    position: absolute;
    inset: 0;
    overflow: hidden;
    z-index: -1;
}

.hero__orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.5;
    animation: float 20s ease-in-out infinite;
}

.hero__orb--1 {
    width: 600px;
    height: 600px;
    background: var(--color-primary);
    top: -200px;
    right: -100px;
    animation-delay: 0s;
}

.hero__orb--2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary);
    bottom: -100px;
    left: -50px;
    animation-delay: -7s;
}

.hero__orb--3 {
    width: 300px;
    height: 300px;
    background: var(--color-accent);
    top: 40%;
    left: 60%;
    animation-delay: -14s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(30px, -30px) scale(1.05); }
    50% { transform: translate(-20px, 20px) scale(0.95); }
    75% { transform: translate(20px, 10px) scale(1.02); }
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, black 20%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 60% 50% at 50% 50%, black 20%, transparent 70%);
}

.hero__content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
    position: relative;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-lg);
    background: rgba(0, 212, 170, 0.1);
    border: 1px solid rgba(0, 212, 170, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: 500;
    color: var(--color-primary);
    margin-bottom: var(--space-xl);
    animation: fadeInUp 0.6s ease-out;
}

.hero__badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero__title {
    margin-bottom: var(--space-lg);
    animation: fadeInUp 0.6s ease-out 0.1s both;
}

.hero__subtitle {
    font-size: var(--text-xl);
    color: var(--color-mist);
    max-width: 600px;
    margin: 0 auto var(--space-2xl);
    animation: fadeInUp 0.6s ease-out 0.2s both;
}

.hero__actions {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 0.6s ease-out 0.3s both;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* Hero Visual */
.hero__visual {
    margin-top: var(--space-4xl);
    position: relative;
    animation: fadeInUp 0.8s ease-out 0.4s both;
}

.hero__mockup {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-xl);
    padding: var(--space-sm);
    box-shadow: var(--shadow-xl), var(--shadow-glow);
    position: relative;
    overflow: hidden;
}

.hero__mockup::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 40px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--radius-xl) var(--radius-xl) 0 0;
    display: flex;
    align-items: center;
    padding-left: var(--space-md);
}

.hero__mockup-dots {
    display: flex;
    gap: 6px;
    padding: var(--space-md);
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
}

.hero__mockup-dots span {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.hero__mockup-dots span:nth-child(1) { background: #ff5f57; }
.hero__mockup-dots span:nth-child(2) { background: #ffbd2e; }
.hero__mockup-dots span:nth-child(3) { background: #28c940; }

.hero__mockup-screen {
    background: var(--color-void);
    border-radius: var(--radius-lg);
    padding: var(--space-2xl);
    margin-top: 28px;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    gap: var(--space-lg);
}

.mockup-chat {
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.mockup-message {
    max-width: 70%;
    padding: var(--space-md) var(--space-lg);
    border-radius: var(--radius-lg);
    font-size: var(--text-sm);
    animation: messageSlide 0.5s ease-out both;
}

.mockup-message--user {
    align-self: flex-end;
    background: var(--gradient-primary);
    color: var(--color-void);
    border-bottom-right-radius: var(--radius-sm);
}

.mockup-message--bot {
    align-self: flex-start;
    background: var(--color-slate);
    color: var(--color-cloud);
    border-bottom-left-radius: var(--radius-sm);
}

.mockup-message:nth-child(1) { animation-delay: 0.8s; }
.mockup-message:nth-child(2) { animation-delay: 1.2s; }
.mockup-message:nth-child(3) { animation-delay: 1.6s; }
.mockup-message:nth-child(4) { animation-delay: 2s; }

@keyframes messageSlide {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.mockup-typing {
    display: flex;
    gap: 4px;
    padding: var(--space-md);
    animation: fadeIn 0.5s ease-out 2.4s both;
}

.mockup-typing span {
    width: 8px;
    height: 8px;
    background: var(--color-mist);
    border-radius: 50%;
    animation: typing 1.4s ease-in-out infinite;
}

.mockup-typing span:nth-child(2) { animation-delay: 0.2s; }
.mockup-typing span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
    0%, 60%, 100% { transform: translateY(0); opacity: 0.4; }
    30% { transform: translateY(-8px); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

/* ============================================
   Features Section
   ============================================ */

.features {
    background: var(--gradient-hero);
}

.features__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-4xl);
}

.features__label {
    display: inline-block;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-md);
}

.features__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
}

@media (max-width: 1024px) {
    .features__grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 640px) {
    .features__grid { grid-template-columns: 1fr; }
}

/* Feature Card */
.feature-card {
    background: var(--gradient-card);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    padding: var(--space-2xl);
    transition: all var(--transition-base);
    position: relative;
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    border-color: rgba(0, 212, 170, 0.2);
    box-shadow: var(--shadow-lg), var(--shadow-glow);
}

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

.feature-card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-lg);
    background: var(--color-primary-glow);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--space-lg);
    font-size: 24px;
    transition: all var(--transition-base);
}

.feature-card:hover .feature-card__icon {
    background: var(--gradient-primary);
    transform: scale(1.1);
}

.feature-card__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-md);
}

.feature-card__description {
    color: var(--color-mist);
    font-size: var(--text-sm);
    line-height: 1.7;
    margin-bottom: 0;
}

/* Icon Colors */
.feature-card--primary .feature-card__icon { color: var(--color-primary); }
.feature-card--secondary .feature-card__icon { color: var(--color-secondary); }
.feature-card--accent .feature-card__icon { color: var(--color-accent); }

/* ============================================
   Stats Section
   ============================================ */

.stats {
    background: var(--color-slate);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.stats__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-xl);
    text-align: center;
}

@media (max-width: 768px) {
    .stats__grid { grid-template-columns: repeat(2, 1fr); }
}

.stat {
    padding: var(--space-xl) 0;
}

.stat__value {
    font-family: var(--font-display);
    font-size: var(--text-4xl);
    font-weight: 800;
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: var(--space-sm);
}

.stat__label {
    font-size: var(--text-sm);
    color: var(--color-mist);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

/* ============================================
   How It Works Section
   ============================================ */

.steps {
    position: relative;
}

.steps__header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-4xl);
}

.steps__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2xl);
    position: relative;
}

.steps__grid::before {
    content: '';
    position: absolute;
    top: 60px;
    left: 16.66%;
    right: 16.66%;
    height: 2px;
    background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent));
    opacity: 0.3;
}

@media (max-width: 768px) {
    .steps__grid {
        grid-template-columns: 1fr;
    }
    .steps__grid::before {
        display: none;
    }
}

.step {
    text-align: center;
    position: relative;
}

.step__number {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-xl);
    background: var(--color-slate);
    border: 2px solid var(--color-steel);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: 800;
    color: var(--color-primary);
    position: relative;
    z-index: 1;
    transition: all var(--transition-base);
}

.step:hover .step__number {
    background: var(--gradient-primary);
    border-color: transparent;
    color: var(--color-void);
    transform: scale(1.1);
    box-shadow: var(--shadow-glow-intense);
}

.step__title {
    font-size: var(--text-xl);
    margin-bottom: var(--space-md);
}

.step__description {
    color: var(--color-mist);
    font-size: var(--text-sm);
    max-width: 280px;
    margin: 0 auto;
}

/* ============================================
   CTA Section
   ============================================ */

.cta {
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta__bg {
    position: absolute;
    inset: 0;
    background: var(--gradient-primary);
    opacity: 0.05;
    transform: skewY(-3deg);
}

.cta__content {
    position: relative;
    max-width: 700px;
    margin: 0 auto;
}

.cta__title {
    margin-bottom: var(--space-lg);
}

.cta__description {
    font-size: var(--text-lg);
    color: var(--color-mist);
    margin-bottom: var(--space-2xl);
}

/* ============================================
   Footer
   ============================================ */

.footer {
    background: var(--color-void);
    padding: var(--space-4xl) 0 var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer__grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: var(--space-3xl);
    margin-bottom: var(--space-3xl);
}

@media (max-width: 768px) {
    .footer__grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-2xl);
    }
}

@media (max-width: 480px) {
    .footer__grid {
        grid-template-columns: 1fr;
    }
}

.footer__brand {
    max-width: 300px;
}

.footer__logo {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--space-lg);
}

.footer__logo-icon {
    width: 36px;
    height: 36px;
    border-radius: var(--radius-md);
    background: var(--gradient-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 16px;
}

.footer__tagline {
    color: var(--color-mist);
    font-size: var(--text-sm);
    line-height: 1.7;
}

.footer__column h4 {
    font-size: var(--text-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-cloud);
    margin-bottom: var(--space-lg);
}

.footer__links {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--space-md);
}

.footer__links a {
    color: var(--color-mist);
    font-size: var(--text-sm);
    transition: color var(--transition-fast);
}

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

.footer__bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--space-xl);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: var(--text-sm);
    color: var(--color-mist);
}

@media (max-width: 640px) {
    .footer__bottom {
        flex-direction: column;
        gap: var(--space-md);
        text-align: center;
    }
}

/* ============================================
   Scroll Animations
   ============================================ */

.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}

.reveal--delay-1 { transition-delay: 0.1s; }
.reveal--delay-2 { transition-delay: 0.2s; }
.reveal--delay-3 { transition-delay: 0.3s; }
.reveal--delay-4 { transition-delay: 0.4s; }
.reveal--delay-5 { transition-delay: 0.5s; }

/* ============================================
   Floating Chat Widget Preview
   ============================================ */

.chat-widget-preview {
    position: fixed;
    bottom: var(--space-xl);
    right: var(--space-xl);
    z-index: var(--z-dropdown);
}

.chat-widget-btn {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: var(--gradient-primary);
    border: none;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-lg), var(--shadow-glow);
    transition: all var(--transition-base);
    animation: bounceIn 0.6s ease-out 2s both;
}

.chat-widget-btn:hover {
    transform: scale(1.1);
    box-shadow: var(--shadow-xl), var(--shadow-glow-intense);
}

.chat-widget-btn svg {
    width: 28px;
    height: 28px;
    fill: var(--color-void);
}

@keyframes bounceIn {
    0% {
        opacity: 0;
        transform: scale(0.3);
    }
    50% {
        transform: scale(1.1);
    }
    70% {
        transform: scale(0.9);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

/* ============================================
   Utility Classes
   ============================================ */

.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mt-sm { margin-top: var(--space-sm); }
.mt-md { margin-top: var(--space-md); }
.mt-lg { margin-top: var(--space-lg); }
.mt-xl { margin-top: var(--space-xl); }
.mt-2xl { margin-top: var(--space-2xl); }

.mb-sm { margin-bottom: var(--space-sm); }
.mb-md { margin-bottom: var(--space-md); }
.mb-lg { margin-bottom: var(--space-lg); }
.mb-xl { margin-bottom: var(--space-xl); }
.mb-2xl { margin-bottom: var(--space-2xl); }

/* Hide/Show */
@media (max-width: 768px) {
    .hide-mobile { display: none !important; }
}

@media (min-width: 769px) {
    .hide-desktop { display: none !important; }
}

/* Focus States */
:focus-visible {
    outline: 2px solid var(--color-primary);
    outline-offset: 2px;
}

/* Selection */
::selection {
    background: var(--color-primary);
    color: var(--color-void);
}

/* Smooth scroll padding for fixed nav */
html {
    scroll-padding-top: 100px;
}