/* ====================================
   TBYTE - Premium Swiss-Inspired Design System
   Modern, Clean, Conversion-Focused
   ==================================== */

/* ====================================
   CSS Custom Properties (Design Tokens)
   ==================================== */
:root {
    /* Color Palette - Sophisticated neutral with vibrant accent */
    --color-white: #FFFFFF;
    --color-black: #0A0A0B;

    /* Neutral Gray Scale */
    --color-gray-25: #FCFCFD;
    --color-gray-50: #F9FAFB;
    --color-gray-100: #F2F4F7;
    --color-gray-200: #EAECF0;
    --color-gray-300: #D0D5DD;
    --color-gray-400: #98A2B3;
    --color-gray-500: #667085;
    --color-gray-600: #475467;
    --color-gray-700: #344054;
    --color-gray-800: #1D2939;
    --color-gray-900: #101828;

    /* Primary Brand - Vibrant Indigo */
    --color-primary-25: #F5F5FF;
    --color-primary-50: #EEF2FF;
    --color-primary-100: #E0E7FF;
    --color-primary-200: #C7D2FE;
    --color-primary-300: #A5B4FC;
    --color-primary-400: #818CF8;
    --color-primary-500: #6366F1;
    --color-primary-600: #4F46E5;
    --color-primary-700: #4338CA;
    --color-primary-800: #3730A3;
    --color-primary-900: #312E81;

    /* Secondary - Purple Accent */
    --color-secondary-500: #8B5CF6;
    --color-secondary-600: #7C3AED;

    /* Semantic Colors */
    --color-success-50: #ECFDF5;
    --color-success-500: #10B981;
    --color-success-600: #059669;
    --color-warning-50: #FFFBEB;
    --color-warning-500: #F59E0B;
    --color-error-50: #FEF2F2;
    --color-error-500: #EF4444;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-secondary-500) 100%);
    --gradient-primary-hover: linear-gradient(135deg, var(--color-primary-600) 0%, var(--color-secondary-600) 100%);
    --gradient-text: linear-gradient(135deg, var(--color-primary-500) 0%, var(--color-primary-400) 50%, var(--color-secondary-500) 100%);
    --gradient-subtle: linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
    --gradient-dark: linear-gradient(135deg, var(--color-gray-900) 0%, var(--color-gray-800) 100%);

    /* Typography */
    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-display: 'Space Grotesk', var(--font-primary);

    /* Font Weights */
    --font-light: 300;
    --font-regular: 400;
    --font-medium: 500;
    --font-semibold: 600;
    --font-bold: 700;
    --font-extrabold: 800;

    /* Font Sizes */
    --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;
    --text-7xl: 4.5rem;

    /* Line Heights */
    --leading-none: 1;
    --leading-tight: 1.15;
    --leading-snug: 1.375;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;
    --leading-loose: 1.75;

    /* Spacing Scale */
    --space-0: 0;
    --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-14: 3.5rem;
    --space-16: 4rem;
    --space-20: 5rem;
    --space-24: 6rem;
    --space-28: 7rem;
    --space-32: 8rem;
    --space-40: 10rem;

    /* Border Radius */
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-2xl: 1.25rem;
    --radius-3xl: 1.5rem;
    --radius-full: 9999px;

    /* Shadows - Subtle & Elegant */
    --shadow-xs: 0 1px 2px 0 rgba(16, 24, 40, 0.05);
    --shadow-sm: 0 1px 3px 0 rgba(16, 24, 40, 0.1), 0 1px 2px -1px rgba(16, 24, 40, 0.1);
    --shadow-md: 0 4px 6px -1px rgba(16, 24, 40, 0.1), 0 2px 4px -2px rgba(16, 24, 40, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(16, 24, 40, 0.1), 0 4px 6px -4px rgba(16, 24, 40, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(16, 24, 40, 0.1), 0 8px 10px -6px rgba(16, 24, 40, 0.1);
    --shadow-2xl: 0 25px 50px -12px rgba(16, 24, 40, 0.25);
    --shadow-primary: 0 4px 14px 0 rgba(99, 102, 241, 0.35);
    --shadow-primary-lg: 0 10px 25px 0 rgba(99, 102, 241, 0.3);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 200ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slower: 500ms cubic-bezier(0.4, 0, 0.2, 1);

    /* Z-Index Scale */
    --z-base: 0;
    --z-dropdown: 100;
    --z-sticky: 200;
    --z-fixed: 300;
    --z-modal: 400;
    --z-tooltip: 500;
}

/* ====================================
   CSS 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;
    text-rendering: optimizeLegibility;
}

body {
    font-family: var(--font-primary);
    font-size: var(--text-base);
    line-height: var(--leading-relaxed);
    color: var(--color-gray-700);
    background-color: var(--color-white);
    overflow-x: hidden;
}

/* Typography Reset */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-display);
    font-weight: var(--font-bold);
    line-height: var(--leading-tight);
    color: var(--color-gray-900);
    letter-spacing: -0.025em;
}

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

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

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

button {
    font-family: inherit;
    cursor: pointer;
    border: none;
    background: none;
}

ul,
ol {
    list-style: none;
}

/* Utility Classes */
.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ====================================
   Layout & Container
   ==================================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-6);
}

@media (min-width: 768px) {
    .container {
        padding: 0 var(--space-8);
    }
}

@media (min-width: 1280px) {
    .container {
        padding: 0 var(--space-10);
    }
}

/* ====================================
   Animation Utilities
   ==================================== */
@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes fadeIn {
    from {
        opacity: 0;
    }

    to {
        opacity: 1;
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.5;
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

@keyframes scroll-indicator {
    0% {
        transform: translateY(0);
        opacity: 1;
    }

    100% {
        transform: translateY(8px);
        opacity: 0;
    }
}

.animate-fade-up {
    animation: fadeUp 0.6s ease-out forwards;
    animation-play-state: paused;
}

.animate-fade-up.in-view {
    animation-play-state: running;
}

/* ====================================
   Navigation
   ==================================== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: var(--z-fixed);
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid transparent;
    transition: all var(--transition-slow);
}

.nav.scrolled {
    background: rgba(255, 255, 255, 0.95);
    border-bottom-color: var(--color-gray-200);
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

/* Logo */
.logo {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    letter-spacing: -0.03em;
}

.logo-icon svg {
    display: block;
}

.logo-text {
    font-weight: var(--font-extrabold);
}

/* Nav Toggle (Mobile) */
.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    width: 40px;
    height: 40px;
    padding: 8px;
    border-radius: var(--radius-md);
    transition: background var(--transition-fast);
}

.nav-toggle:hover {
    background: var(--color-gray-100);
}

.nav-toggle span {
    display: block;
    width: 100%;
    height: 2px;
    background-color: var(--color-gray-900);
    border-radius: 2px;
    transition: all var(--transition-base);
}

.nav-toggle.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.nav-toggle.active span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Nav Menu */
.nav-menu {
    display: flex;
    align-items: center;
    gap: var(--space-8);
}

.nav-link {
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-gray-600);
    padding: var(--space-2) 0;
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--gradient-primary);
    border-radius: var(--radius-full);
    transition: width var(--transition-base);
}

.nav-link:hover {
    color: var(--color-gray-900);
}

.nav-link:hover::after {
    width: 100%;
}

/* Mobile Navigation */
@media (max-width: 768px) {
    .nav-container {
        height: 64px;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: absolute;
        top: 64px;
        left: 0;
        right: 0;
        flex-direction: column;
        gap: 0;
        padding: var(--space-4) var(--space-6);
        background: var(--color-white);
        border-bottom: 1px solid var(--color-gray-200);
        box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
        z-index: var(--z-modal);
        transform: translateY(-10px);
        opacity: 0;
        visibility: hidden;
        transition: all var(--transition-base);
    }

    .nav-menu.active {
        transform: translateY(0);
        opacity: 1;
        visibility: visible;
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-link {
        display: block;
        font-size: var(--text-base);
        font-weight: var(--font-medium);
        color: var(--color-gray-700);
        padding: var(--space-3) 0;
        border-bottom: 1px solid var(--color-gray-100);
    }

    .nav-link:last-child {
        border-bottom: none;
    }

    .nav-link:hover {
        color: var(--color-primary-600);
    }

    .nav-link::after {
        display: none;
    }

    .btn-nav {
        width: 100%;
        margin-top: var(--space-4);
        text-align: center;
    }
}

/* ====================================
   Buttons
   ==================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-family: var(--font-primary);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    line-height: 1.5;
    border-radius: var(--radius-lg);
    transition: all var(--transition-fast);
    cursor: pointer;
    white-space: nowrap;
    text-align: center;
    border: none;
}

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

.btn-primary:hover {
    background: var(--gradient-primary-hover);
    box-shadow: var(--shadow-primary-lg);
    transform: translateY(-2px);
}

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

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-gray-900);
    border: 1px solid var(--color-gray-300);
    backdrop-filter: blur(10px);
}

.btn-glass:hover {
    background: var(--color-gray-100);
    border-color: var(--color-gray-400);
    transform: translateY(-2px);
}

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

.btn-nav {
    padding: var(--space-2) var(--space-5);
}

.btn-block {
    width: 100%;
}

.btn-icon {
    transition: transform var(--transition-fast);
}

.btn:hover .btn-icon {
    transform: translateX(4px);
}

/* ====================================
   Hero Section
   ==================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 72px;
    overflow: hidden;
}

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

.hero-gradient {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, var(--color-primary-100), transparent),
        linear-gradient(180deg, var(--color-gray-50) 0%, var(--color-white) 100%);
}

.hero-grid-pattern {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--color-gray-200) 1px, transparent 1px),
        linear-gradient(90deg, var(--color-gray-200) 1px, transparent 1px);
    background-size: 64px 64px;
    opacity: 0.4;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 40%, black 30%, transparent 70%);
}

.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-200);
    top: -20%;
    right: -15%;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: var(--color-secondary-500);
    bottom: -10%;
    left: -10%;
    opacity: 0.3;
    animation-delay: -10s;
}

.hero-container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 900px;
    margin: 0 auto;
    text-align: center;
    padding: var(--space-16) 0;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-primary-50);
    border: 1px solid var(--color-primary-100);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-primary-700);
    margin-bottom: var(--space-8);
}

.badge-dot {
    width: 8px;
    height: 8px;
    background: var(--color-primary-500);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

.hero-title {
    font-size: var(--text-5xl);
    font-weight: var(--font-extrabold);
    line-height: var(--leading-tight);
    margin-bottom: var(--space-6);
    letter-spacing: -0.03em;
}

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

.hero-subtitle {
    font-size: var(--text-xl);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    max-width: 700px;
    margin: 0 auto var(--space-10);
}

.hero-cta {
    display: flex;
    justify-content: center;
    gap: var(--space-4);
    flex-wrap: wrap;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: var(--space-8);
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
    color: var(--color-gray-400);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.scroll-mouse {
    width: 24px;
    height: 38px;
    border: 2px solid var(--color-gray-300);
    border-radius: var(--radius-full);
    display: flex;
    justify-content: center;
    padding-top: 8px;
}

.scroll-wheel {
    width: 4px;
    height: 8px;
    background: var(--color-gray-400);
    border-radius: var(--radius-full);
    animation: scroll-indicator 1.5s ease-in-out infinite;
}

/* Hero Responsive */
@media (max-width: 768px) {
    .hero {
        min-height: calc(100vh - 64px);
        padding-top: 80px;
    }

    .hero-content {
        padding: var(--space-12) 0;
    }

    .hero-title {
        font-size: var(--text-3xl);
    }

    .hero-subtitle {
        font-size: var(--text-lg);
        margin-bottom: var(--space-8);
    }

    .hero-cta {
        flex-direction: column;
    }

    .hero-cta .btn {
        width: 100%;
    }

    .scroll-indicator {
        display: none;
    }
}

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

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

@media (min-width: 1280px) {
    .hero-title {
        font-size: var(--text-7xl);
    }
}

/* ====================================
   Section Styles
   ==================================== */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--space-16);
}

.section-badge {
    display: inline-block;
    padding: var(--space-2) var(--space-4);
    background: var(--color-primary-50);
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: var(--font-semibold);
    color: var(--color-primary-600);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: var(--space-4);
}

.section-title {
    font-size: var(--text-4xl);
    font-weight: var(--font-extrabold);
    margin-bottom: var(--space-4);
}

.section-subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

@media (max-width: 768px) {
    .section-header {
        margin-bottom: var(--space-10);
    }

    .section-title {
        font-size: var(--text-3xl);
    }

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

/* ====================================
   Trust Section
   ==================================== */
.trust-section {
    padding: var(--space-16) 0;
    background: var(--color-white);
    border-bottom: 1px solid var(--color-gray-100);
}

.trust-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
    margin-bottom: var(--space-12);
}

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

.trust-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-50);
    border-radius: var(--radius-lg);
    color: var(--color-primary-600);
    flex-shrink: 0;
}

.trust-title {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-1);
}

.trust-description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
}

/* Metrics Bar */
.metrics-bar {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--space-8);
    padding: var(--space-8);
    background: var(--gradient-dark);
    border-radius: var(--radius-2xl);
    flex-wrap: wrap;
}

.metric-item {
    text-align: center;
    padding: 0 var(--space-6);
}

.metric-value {
    font-family: var(--font-display);
    font-size: var(--text-2xl);
    font-weight: var(--font-bold);
    color: var(--color-white);
    margin-bottom: var(--space-1);
}

.metric-label {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
}

.metric-divider {
    width: 1px;
    height: 40px;
    background: var(--color-gray-700);
}

@media (max-width: 768px) {
    .trust-grid {
        grid-template-columns: 1fr;
        gap: var(--space-6);
    }

    .metrics-bar {
        gap: var(--space-6);
        padding: var(--space-6);
    }

    .metric-item {
        flex: 1 0 45%;
        padding: var(--space-4);
    }

    .metric-divider {
        display: none;
    }

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

/* ====================================
   Case Study Section
   ==================================== */
.case-study-section {
    padding: var(--space-24) 0;
    background: var(--gradient-subtle);
}

.case-study-card {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: var(--space-12);
    background: var(--color-white);
    border-radius: var(--radius-3xl);
    padding: var(--space-10);
    box-shadow: var(--shadow-xl);
    margin-bottom: var(--space-12);
}

/* Visual Mockup */
.case-study-visual {
    position: relative;
}

.case-study-mockup {
    position: relative;
    display: flex;
    justify-content: center;
    padding: var(--space-4);
    background: linear-gradient(135deg, var(--color-gray-100) 0%, var(--color-gray-200) 100%);
    border-radius: var(--radius-2xl);
}

/* Phone Frame for Mobile App Screenshot */
.mockup-phone-frame {
    position: relative;
    background: var(--color-gray-900);
    border-radius: 36px;
    padding: 12px;
    box-shadow:
        0 25px 50px -12px rgba(0, 0, 0, 0.25),
        inset 0 1px 1px rgba(255, 255, 255, 0.1);
    max-width: 280px;
    width: 100%;
}

.phone-notch {
    position: absolute;
    top: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 120px;
    height: 24px;
    background: var(--color-gray-900);
    border-radius: 0 0 16px 16px;
    z-index: 2;
}

.case-study-image {
    width: 100%;
    height: auto;
    border-radius: 24px;
    display: block;
}

.mockup-frame {
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.mockup-header {
    display: flex;
    align-items: center;
    padding: var(--space-3) var(--space-4);
    background: var(--color-gray-100);
    border-bottom: 1px solid var(--color-gray-200);
}

.mockup-dots {
    display: flex;
    gap: 6px;
}

.mockup-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: var(--color-gray-300);
}

.mockup-dots span:nth-child(1) {
    background: #FF6057;
}

.mockup-dots span:nth-child(2) {
    background: #FFBD2E;
}

.mockup-dots span:nth-child(3) {
    background: #28CA41;
}

.mockup-content {
    display: grid;
    grid-template-columns: 60px 1fr;
    min-height: 200px;
}

.mockup-sidebar {
    background: var(--color-gray-900);
}

.mockup-main {
    padding: var(--space-4);
}

.mockup-chart {
    height: 80px;
    background: linear-gradient(90deg, var(--color-primary-200) 0%, var(--color-primary-100) 100%);
    border-radius: var(--radius-md);
    margin-bottom: var(--space-3);
}

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

.mockup-card {
    height: 50px;
    background: var(--color-gray-100);
    border-radius: var(--radius-md);
}

.case-study-status {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: var(--color-success-50);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    font-weight: var(--font-medium);
    color: var(--color-success-600);
    margin-top: var(--space-6);
}

.status-dot {
    width: 8px;
    height: 8px;
    background: var(--color-success-500);
    border-radius: 50%;
    animation: pulse 2s ease-in-out infinite;
}

/* Case Study Info */
.case-study-info {
    display: flex;
    flex-direction: column;
    gap: var(--space-6);
}

.info-meta {
    display: flex;
    gap: var(--space-8);
    padding-bottom: var(--space-6);
    border-bottom: 1px solid var(--color-gray-200);
}

.meta-item {
    display: flex;
    flex-direction: column;
    gap: var(--space-1);
}

.meta-label {
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-gray-500);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.meta-value {
    font-size: var(--text-base);
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
}

.info-block h3 {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    margin-bottom: var(--space-2);
}

.info-block p {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

.feature-list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
}

.feature-item {
    display: flex;
    align-items: flex-start;
    gap: var(--space-3);
    padding: var(--space-3);
    background: var(--color-gray-50);
    border-radius: var(--radius-lg);
}

.feature-check {
    flex-shrink: 0;
    color: var(--color-primary-500);
}

.feature-item span {
    font-size: var(--text-sm);
    color: var(--color-gray-700);
    line-height: 1.4;
}

.tech-stack h4 {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-gray-700);
    margin-bottom: var(--space-3);
}

.tech-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tech-tag {
    padding: var(--space-2) var(--space-3);
    background: var(--color-gray-900);
    color: var(--color-white);
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
}

/* Outcomes Grid */
.outcomes-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.outcome-card {
    background: var(--color-white);
    padding: var(--space-8);
    border-radius: var(--radius-2xl);
    text-align: center;
    border: 1px solid var(--color-gray-200);
    transition: all var(--transition-base);
}

.outcome-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-200);
}

.outcome-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-50);
    border-radius: var(--radius-xl);
    color: var(--color-primary-600);
    margin: 0 auto var(--space-4);
}

.outcome-title {
    font-size: var(--text-lg);
    font-weight: var(--font-semibold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.outcome-description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

@media (max-width: 1024px) {
    .case-study-card {
        grid-template-columns: 1fr;
        gap: var(--space-8);
    }

    .feature-list {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 768px) {
    .case-study-section {
        padding: var(--space-16) 0;
    }

    .case-study-card {
        padding: var(--space-6);
    }

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

    .info-meta {
        flex-direction: column;
        gap: var(--space-4);
    }
}

/* ====================================
   Services Section
   ==================================== */
.services-section {
    padding: var(--space-24) 0;
    background: var(--color-white);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: var(--space-6);
}

.service-card {
    position: relative;
    display: block;
    padding: var(--space-8);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
    overflow: hidden;
    text-decoration: none;
    color: inherit;
    cursor: pointer;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--gradient-primary);
    opacity: 0;
    transition: opacity var(--transition-base);
}

.service-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-primary-200);
}

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

.service-icon-wrapper {
    margin-bottom: var(--space-5);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-gray-50);
    border-radius: var(--radius-xl);
    color: var(--color-primary-600);
    transition: all var(--transition-base);
}

.service-card:hover .service-icon {
    background: var(--gradient-primary);
    color: var(--color-white);
    transform: scale(1.1);
}

.service-title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.service-problem {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-primary-600);
    margin-bottom: var(--space-3);
}

.service-description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: var(--space-4);
}

.service-arrow {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: var(--color-gray-100);
    border-radius: 50%;
    color: var(--color-gray-600);
    transition: all var(--transition-base);
    flex-shrink: 0;
}

.service-arrow svg {
    width: 20px;
    height: 20px;
    display: block;
    flex-shrink: 0;
}

.service-card:hover .service-arrow {
    background: var(--color-primary-500);
    color: var(--color-white);
    transform: translateX(4px);
}

@media (max-width: 768px) {
    .services-section {
        padding: var(--space-16) 0;
    }

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

/* ====================================
   Process Section
   ==================================== */
.process-section {
    padding: var(--space-24) 0;
    background: var(--color-gray-50);
}

.process-timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
}

.process-line {
    position: absolute;
    left: 32px;
    top: 60px;
    bottom: 60px;
    width: 2px;
    background: linear-gradient(180deg, var(--color-primary-500) 0%, var(--color-secondary-500) 100%);
}

.process-step {
    display: flex;
    gap: var(--space-6);
    margin-bottom: var(--space-10);
    position: relative;
}

.process-step:last-child {
    margin-bottom: 0;
}

.step-marker {
    position: relative;
    z-index: 1;
}

.step-number {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 64px;
    height: 64px;
    background: var(--color-white);
    border: 2px solid var(--color-primary-500);
    border-radius: 50%;
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-primary-600);
    transition: all var(--transition-base);
}

.process-step:hover .step-number {
    background: var(--gradient-primary);
    color: var(--color-white);
    border-color: var(--color-primary-600);
    transform: scale(1.1);
}

.step-content {
    flex: 1;
    padding-top: var(--space-3);
}

.step-title {
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-2);
}

.step-description {
    font-size: var(--text-base);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
}

@media (max-width: 768px) {
    .process-section {
        padding: var(--space-16) 0;
    }

    .process-line {
        left: 24px;
    }

    .step-number {
        width: 48px;
        height: 48px;
        font-size: var(--text-sm);
    }

    .process-step {
        gap: var(--space-4);
    }

    .step-title {
        font-size: var(--text-lg);
    }

    .step-description {
        font-size: var(--text-sm);
    }
}

/* ====================================
   Technology Section
   ==================================== */
.tech-section {
    padding: var(--space-24) 0;
    background: var(--color-white);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--space-8);
}

.tech-category {
    padding: var(--space-6);
    background: var(--color-gray-50);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.tech-category:hover {
    background: var(--color-white);
    box-shadow: var(--shadow-lg);
}

.tech-category-title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-gray-700);
    margin-bottom: var(--space-4);
}

.tech-category-title svg {
    color: var(--color-primary-500);
}

.tech-pills {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-2);
}

.tech-pill {
    padding: var(--space-2) var(--space-3);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    font-size: var(--text-xs);
    font-weight: var(--font-medium);
    color: var(--color-gray-700);
    transition: all var(--transition-fast);
}

.tech-category:hover .tech-pill {
    background: var(--color-primary-50);
    border-color: var(--color-primary-200);
    color: var(--color-primary-700);
}

@media (max-width: 768px) {
    .tech-section {
        padding: var(--space-16) 0;
    }

    .tech-grid {
        grid-template-columns: 1fr 1fr;
        gap: var(--space-4);
    }

    .tech-category {
        padding: var(--space-4);
    }
}

/* ====================================
   Why TBYTE Section
   ==================================== */
.why-section {
    padding: var(--space-24) 0;
    background: var(--color-gray-50);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-6);
}

.why-card {
    padding: var(--space-8);
    background: var(--color-white);
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-2xl);
    transition: all var(--transition-base);
}

.why-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
    border-color: var(--color-primary-200);
}

.why-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-50);
    border-radius: var(--radius-xl);
    color: var(--color-primary-600);
    margin-bottom: var(--space-5);
    transition: all var(--transition-base);
}

.why-card:hover .why-icon {
    background: var(--gradient-primary);
    color: var(--color-white);
}

.why-title {
    font-size: var(--text-lg);
    font-weight: var(--font-bold);
    color: var(--color-gray-900);
    margin-bottom: var(--space-3);
}

.why-description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

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

@media (max-width: 768px) {
    .why-section {
        padding: var(--space-16) 0;
    }

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

/* ====================================
   CTA Section
   ==================================== */
.cta-section {
    padding: var(--space-24) 0;
    background: var(--color-white);
}

.cta-card {
    background: var(--gradient-dark);
    border-radius: var(--radius-3xl);
    padding: var(--space-16);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-card::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--color-primary-500) 0%, transparent 60%);
    opacity: 0.15;
}

.cta-card::after {
    content: '';
    position: absolute;
    bottom: -50%;
    left: -50%;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle, var(--color-secondary-500) 0%, transparent 60%);
    opacity: 0.1;
}

.cta-content {
    position: relative;
    z-index: 1;
}

.cta-title {
    font-size: var(--text-4xl);
    font-weight: var(--font-extrabold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.cta-subtitle {
    font-size: var(--text-lg);
    color: var(--color-gray-300);
    margin-bottom: var(--space-10);
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    margin-bottom: var(--space-8);
}

.cta-actions .btn-primary {
    padding: var(--space-5) var(--space-10);
    font-size: var(--text-lg);
}

.cta-reassurance {
    display: flex;
    justify-content: center;
    gap: var(--space-8);
    flex-wrap: wrap;
}

.reassurance-item {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--text-sm);
    color: var(--color-gray-400);
}

.reassurance-item svg {
    color: var(--color-success-500);
}

@media (max-width: 768px) {
    .cta-section {
        padding: var(--space-16) 0;
    }

    .cta-card {
        padding: var(--space-10) var(--space-6);
    }

    .cta-title {
        font-size: var(--text-2xl);
    }

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

    .cta-reassurance {
        flex-direction: column;
        gap: var(--space-3);
    }
}

/* ====================================
   Footer
   ==================================== */
.footer {
    padding: var(--space-16) 0 var(--space-8);
    background: var(--color-gray-900);
    color: var(--color-gray-400);
}

.footer-content {
    display: grid;
    grid-template-columns: 1.5fr 2fr;
    gap: var(--space-16);
    margin-bottom: var(--space-12);
}

.footer-brand {
    max-width: 300px;
}

.footer-logo {
    display: inline-flex;
    align-items: center;
    gap: var(--space-3);
    margin-bottom: var(--space-4);
}

.footer-logo .logo-text {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: var(--font-bold);
    color: var(--color-white);
}

.footer-tagline {
    font-size: var(--text-base);
    color: var(--color-gray-400);
    line-height: var(--leading-relaxed);
    margin-bottom: 0;
}

.footer-nav {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-8);
}

.footer-title {
    font-size: var(--text-sm);
    font-weight: var(--font-semibold);
    color: var(--color-white);
    margin-bottom: var(--space-4);
}

.footer-list {
    display: flex;
    flex-direction: column;
    gap: var(--space-3);
}

.footer-list a {
    font-size: var(--text-sm);
    color: var(--color-gray-400);
    transition: color var(--transition-fast);
}

.footer-list a:hover {
    color: var(--color-white);
}

.footer-bottom {
    padding-top: var(--space-8);
    border-top: 1px solid var(--color-gray-800);
    text-align: center;
    font-size: var(--text-sm);
}

@media (max-width: 768px) {
    .footer {
        padding: var(--space-12) 0 var(--space-6);
    }

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

    .footer-nav {
        grid-template-columns: repeat(2, 1fr);
        gap: var(--space-6);
    }
}

/* ====================================
   Mobile Sticky CTA
   ==================================== */
.mobile-cta {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    padding: var(--space-4);
    background: var(--color-white);
    border-top: 1px solid var(--color-gray-200);
    box-shadow: 0 -4px 20px rgba(0, 0, 0, 0.1);
    z-index: var(--z-sticky);
    transform: translateY(100%);
    transition: transform var(--transition-base);
    display: none;
}

.mobile-cta.visible {
    transform: translateY(0);
}

@media (max-width: 768px) {
    .mobile-cta {
        display: block;
    }

    /* Add padding to body to prevent content from being hidden behind sticky CTA */
    body {
        padding-bottom: 80px;
    }
}

/* ====================================
   Accessibility
   ==================================== */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

:focus-visible {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

/* Selection Color */
::selection {
    background: var(--color-primary-200);
    color: var(--color-gray-900);
}