/* ===== VARIABLES & RESET ===== */
:root {
    /* Brand Colors - from logo */
    --brand-cyan-light: #B3E9FF;
    --brand-cyan: #4DD0FF;
    --brand-cyan-dark: #00BCFF;
    --brand-blue: #1E88E5;
    --brand-blue-dark: #0D47A1;
    --brand-orange: #FFA726;

    /* Extended Palette */
    --color-sky-50: #F0F9FF;
    --color-sky-100: #E0F4FF;
    --color-sky-200: #B3E9FF;
    --color-sky-300: #80DDFF;
    --color-sky-400: #4DD0FF;
    --color-sky-500: #26C6FF;
    --color-sky-600: #00BCFF;

    --color-blue-50: #EBF5FF;
    --color-blue-100: #D6EBFF;
    --color-blue-500: #1E88E5;
    --color-blue-600: #1565C0;
    --color-blue-700: #0D47A1;
    --color-blue-800: #0A3D8F;

    --color-orange-400: #FFB74D;
    --color-orange-500: #FFA726;

    /* Neutrals */
    --color-white: #FFFFFF;
    --color-gray-50: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-400: #94A3B8;
    --color-gray-500: #64748B;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;

    /* Typography */
    --font-display: 'Poppins', sans-serif;
    --font-body: 'DM Sans', sans-serif;

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

    /* Border Radius */
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 2px 8px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 4px 16px rgba(15, 23, 42, 0.1);
    --shadow-lg: 0 8px 32px rgba(15, 23, 42, 0.12);
    --shadow-xl: 0 16px 48px rgba(15, 23, 42, 0.15);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--color-white);
    color: var(--color-gray-800);
    line-height: 1.6;
    overflow-x: hidden;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--space-lg);
}

/* ===== NAVIGATION ===== */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-200);
    transition: all 0.3s ease;
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--space-sm) var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav-left .logo {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    text-decoration: none;
}

.logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
}

.logo-text {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-blue-700);
}

.nav-center {
    display: flex;
    gap: var(--space-xl);
}

.nav-center a {
    text-decoration: none;
    color: var(--color-gray-700);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color 0.2s ease;
}

.nav-center a:hover {
    color: var(--brand-blue);
}

.download-btn {
    display: flex;
    align-items: center;
    gap: var(--space-xs);
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-blue-dark));
    color: var(--color-white);
    border: none;
    padding: 0.65rem 1.5rem;
    border-radius: var(--radius-full);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-sm);
}

.download-btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

/* ===== HERO SECTION ===== */
.hero {
    padding: calc(80px + var(--space-3xl)) var(--space-lg) var(--space-3xl);
    background: linear-gradient(180deg, var(--color-sky-50) 0%, var(--color-white) 100%);
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.hero-content {
    text-align: left;
}

.hero-logo-big {
    margin-bottom: var(--space-md);
    margin-top: calc(var(--space-lg) * -1);
}

.hero-logo-big img {
    width: 280px;
    height: 280px;
    object-fit: contain;
    animation: bounce 2s ease-in-out infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-10px);
    }
}

.hero-title {
    font-family: var(--font-display);
    font-size: 3.5rem;
    font-weight: 800;
    line-height: 1.1;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
    min-height: 1.2em;
}

.cursor {
    display: inline-block;
    color: var(--brand-blue);
    animation: blink 1s infinite;
    margin-left: 2px;
}

@keyframes blink {
    0%, 49% { opacity: 1; }
    50%, 100% { opacity: 0; }
}

.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xl);
    max-width: 540px;
}

.hero-buttons {
    display: flex;
    gap: var(--space-md);
    margin-bottom: var(--space-lg);
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    padding: 0.85rem 1.75rem;
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: all 0.3s ease;
    text-decoration: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-blue-dark));
    color: var(--color-white);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary {
    background: var(--color-white);
    color: var(--brand-blue);
    border: 2px solid var(--color-gray-300);
}

.btn-secondary:hover {
    border-color: var(--brand-blue);
    background: var(--color-sky-50);
}

.btn-large {
    padding: 1.1rem 2.2rem;
    font-size: 1.1rem;
}

.btn-block {
    width: 100%;
    justify-content: center;
}

.hero-note {
    font-size: 0.95rem;
    color: var(--color-gray-500);
}

/* Demo Chat Container */
.hero-visual {
    position: relative;
    height: 600px;
}

.demo-chat-container {
    position: relative;
    height: 100%;
}

.demo-chat-card,
.demo-transcript-card,
.demo-template-card {
    position: absolute;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    border: 1px solid var(--color-gray-200);
    animation: cardFloat 6s ease-in-out infinite;
}

.demo-chat-card {
    top: 20px;
    left: 0;
    width: 380px;
    padding: var(--space-lg);
    z-index: 3;
    animation-delay: 0s;
}

.chat-time {
    font-size: 0.8rem;
    color: var(--color-gray-400);
    margin-bottom: var(--space-xs);
}

.chat-question {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
}

.chat-answer {
    background: var(--color-gray-50);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--brand-blue);
}

.answer-badge {
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--brand-blue);
    margin-bottom: var(--space-xs);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.chat-answer p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-gray-700);
}

.demo-transcript-card {
    bottom: 40px;
    left: 20px;
    width: 360px;
    padding: var(--space-lg);
    z-index: 2;
    animation-delay: 2s;
}

.transcript-header {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    margin-bottom: var(--space-md);
}

.transcript-item {
    margin-bottom: var(--space-md);
}

.transcript-item:last-child {
    margin-bottom: 0;
}

.transcript-speaker {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--brand-blue);
    margin-bottom: 0.25rem;
}

.transcript-text {
    font-size: 0.9rem;
    color: var(--color-gray-700);
    line-height: 1.5;
}

.demo-template-card {
    top: 180px;
    right: 0;
    width: 280px;
    padding: var(--space-lg);
    z-index: 1;
    animation-delay: 4s;
}

.template-header {
    font-size: 0.8rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    margin-bottom: var(--space-md);
}

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

.template-list-item {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm);
    background: var(--color-sky-50);
    border-radius: var(--radius-sm);
    font-size: 0.9rem;
    font-weight: 500;
    color: var(--brand-blue);
}

.template-list-item svg {
    flex-shrink: 0;
    color: var(--brand-blue);
}

@keyframes cardFloat {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-15px) rotate(1deg);
    }
}

/* ===== SECTIONS ===== */
section {
    padding: var(--space-3xl) 0;
}

.section-header {
    text-align: center;
    margin-bottom: var(--space-2xl);
}

.section-title {
    font-family: var(--font-display);
    font-size: 2.75rem;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.2rem;
    color: var(--color-gray-600);
    max-width: 700px;
    margin: 0 auto;
}

/* ===== DIFFERENT/FEATURES ===== */
.different {
    background: var(--color-gray-50);
}

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

.feature-box {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-gray-200);
    transition: all 0.3s ease;
}

.feature-box:hover {
    transform: translateY(-4px);
    border-color: var(--brand-cyan);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--color-sky-100), var(--color-blue-100));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-blue);
    margin-bottom: var(--space-md);
}

.feature-box h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-sm);
}

.feature-box p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-gray-600);
}

/* ===== HOW IT WORKS ===== */
.how-it-works {
    background: var(--color-white);
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.step-card {
    background: var(--color-sky-50);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    text-align: center;
    border: 2px solid transparent;
    transition: all 0.3s ease;
}

.step-card:hover {
    border-color: var(--brand-cyan);
    transform: translateY(-4px);
}

.step-number {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
    color: var(--color-white);
    border-radius: var(--radius-full);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0 auto var(--space-md);
}

.step-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-sm);
}

.step-card p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-gray-600);
}

/* ===== ROADMAP - COMING SOON ===== */
.roadmap {
    background: linear-gradient(180deg, var(--color-white), var(--color-sky-50));
}

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

.coming-soon-card {
    background: var(--color-white);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-gray-200);
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
}

.coming-soon-card:hover {
    transform: translateY(-8px);
    border-color: var(--brand-cyan);
    box-shadow: var(--shadow-xl);
}

.featured-card {
    background: linear-gradient(135deg, var(--color-sky-50), var(--color-blue-50));
    border: 2px solid var(--brand-cyan);
}

.coming-soon-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--space-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--brand-blue);
}

.featured-card .coming-soon-icon {
    color: var(--brand-cyan-dark);
}

.coming-soon-card h3 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--space-sm);
}

.coming-soon-card p {
    font-size: 1.05rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin-bottom: var(--space-lg);
}

.coming-badge {
    display: inline-block;
    padding: 0.5rem 1.2rem;
    background: var(--color-gray-100);
    color: var(--color-gray-700);
    border-radius: var(--radius-full);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.featured-badge {
    background: linear-gradient(135deg, var(--brand-cyan), var(--brand-blue));
    color: var(--color-white);
}

.roadmap-footer {
    text-align: center;
    padding: var(--space-xl);
    background: var(--color-white);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-gray-200);
}

.roadmap-footer p {
    font-size: 1.15rem;
    color: var(--color-gray-700);
    margin-bottom: var(--space-md);
}

.roadmap-link {
    display: inline-flex;
    align-items: center;
    gap: var(--space-xs);
    color: var(--brand-blue);
    text-decoration: none;
    font-weight: 700;
    font-size: 1.1rem;
    transition: all 0.3s ease;
}

.roadmap-link:hover {
    gap: var(--space-sm);
    color: var(--brand-blue-dark);
}

.roadmap-link svg {
    transition: transform 0.3s ease;
}

.roadmap-link:hover svg {
    transform: translateX(4px);
}

/* ===== FEEDBACK SECTION ===== */
.feedback-section {
    background: var(--color-white);
}

.feedback-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: start;
}

.feedback-left h2 {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--color-gray-900);
    margin-bottom: var(--space-md);
}

.feedback-left p {
    font-size: 1.15rem;
    line-height: 1.7;
    color: var(--color-gray-600);
    margin-bottom: var(--space-xl);
}

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

.stat-item {
    background: var(--color-sky-50);
    padding: var(--space-md);
    border-radius: var(--radius-md);
    text-align: center;
}

.stat-number {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 800;
    color: var(--brand-blue);
    margin-bottom: 0.25rem;
}

.stat-label {
    font-size: 0.85rem;
    color: var(--color-gray-600);
}

.feedback-form {
    background: var(--color-gray-50);
    padding: var(--space-xl);
    border-radius: var(--radius-xl);
    border: 2px solid var(--color-gray-200);
}

.feedback-form h3 {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-lg);
}

.form-group {
    margin-bottom: var(--space-md);
}

.form-group label {
    display: block;
    font-weight: 600;
    font-size: 0.95rem;
    color: var(--color-gray-700);
    margin-bottom: var(--space-xs);
}

.form-input,
.form-select,
.form-textarea {
    width: 100%;
    padding: 0.85rem;
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-md);
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--color-gray-800);
    background: var(--color-white);
    transition: all 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--brand-blue);
}

.form-textarea {
    resize: vertical;
}

.feedback-alt {
    margin-top: var(--space-md);
    padding-top: var(--space-md);
    border-top: 1px solid var(--color-gray-200);
    text-align: center;
}

.feedback-alt p {
    font-size: 0.9rem;
    color: var(--color-gray-600);
}

.feedback-alt a {
    color: var(--brand-blue);
    text-decoration: none;
    font-weight: 600;
}

.feedback-alt a:hover {
    text-decoration: underline;
}

/* ===== WHO USES ===== */
.who-uses {
    background: var(--color-sky-50);
}

.use-cases-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: var(--space-lg);
}

.use-case {
    background: var(--color-white);
    padding: var(--space-lg);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-gray-200);
    transition: all 0.3s ease;
}

.use-case:hover {
    transform: translateY(-4px);
    border-color: var(--brand-cyan);
    box-shadow: var(--shadow-md);
}

.use-case h4 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    color: var(--color-gray-900);
    margin-bottom: var(--space-xs);
}

.use-case p {
    font-size: 0.95rem;
    line-height: 1.6;
    color: var(--color-gray-600);
}

/* ===== CTA SECTION ===== */
.cta-section {
    background: linear-gradient(135deg, var(--brand-blue), var(--brand-blue-dark));
    padding: var(--space-3xl) 0;
}

.cta-content {
    text-align: center;
}

.cta-logo {
    width: 100px;
    height: 100px;
    object-fit: contain;
    margin: 0 auto var(--space-lg);
}

.cta-content h2 {
    font-family: var(--font-display);
    font-size: 3rem;
    font-weight: 800;
    color: var(--color-white);
    margin-bottom: var(--space-md);
}

.cta-content p {
    font-size: 1.3rem;
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--space-xl);
}

.cta-buttons {
    display: flex;
    gap: var(--space-md);
    justify-content: center;
    margin-bottom: var(--space-md);
    flex-wrap: wrap;
}

.cta-section .btn-primary {
    background: var(--color-white);
    color: var(--brand-blue);
}

.cta-section .btn-primary:hover {
    background: var(--color-gray-100);
}

.cta-section .btn-secondary {
    background: transparent;
    color: var(--color-white);
    border-color: var(--color-white);
}

.cta-section .btn-secondary:hover {
    background: rgba(255, 255, 255, 0.1);
}

.cta-note {
    font-size: 0.95rem;
    color: rgba(255, 255, 255, 0.8);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--color-gray-900);
    color: var(--color-gray-400);
    padding: var(--space-2xl) 0 var(--space-lg);
}

.footer-content {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr 1fr;
    gap: var(--space-xl);
    margin-bottom: var(--space-xl);
}

.footer-links {
    display: contents;
}

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

.footer-logo img {
    width: 40px;
    height: 40px;
}

.footer-logo span {
    font-family: var(--font-display);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-white);
}

.footer-brand p {
    font-size: 0.95rem;
    color: var(--color-gray-500);
}

.footer-col h4 {
    font-weight: 700;
    color: var(--color-white);
    margin-bottom: var(--space-md);
    font-size: 0.95rem;
}

.footer-col a {
    display: block;
    color: var(--color-gray-400);
    text-decoration: none;
    margin-bottom: var(--space-sm);
    font-size: 0.9rem;
    transition: color 0.2s ease;
}

.footer-col a:hover {
    color: var(--brand-cyan);
}

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

.footer-bottom p {
    font-size: 0.9rem;
    color: var(--color-gray-500);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 1200px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content {
        order: 1;
    }

    .hero-visual {
        order: 2;
        height: 500px;
    }

    .hero-logo-big {
        display: flex;
        justify-content: center;
    }

    .hero-subtitle {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-buttons {
        justify-content: center;
    }

    .demo-chat-card {
        left: 50%;
        transform: translateX(-50%);
    }

    .demo-transcript-card {
        left: 50%;
        transform: translateX(-50%);
    }

    .demo-template-card {
        left: 50%;
        right: auto;
        transform: translateX(-50%);
    }

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

    .feedback-content {
        grid-template-columns: 1fr;
    }

    .coming-soon-grid {
        grid-template-columns: 1fr;
    }

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

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

@media (max-width: 768px) {
    .nav-center {
        display: none;
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .hero-visual {
        height: 400px;
    }

    .demo-chat-card,
    .demo-transcript-card,
    .demo-template-card {
        width: 90%;
        max-width: 340px;
    }

    .section-title {
        font-size: 2rem;
    }

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

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

    .use-cases-grid {
        grid-template-columns: 1fr;
    }

    .cta-content h2 {
        font-size: 2rem;
    }

    .cta-buttons {
        flex-direction: column;
        align-items: center;
    }

    .cta-buttons .btn {
        width: 100%;
        max-width: 300px;
    }

    .footer-content {
        grid-template-columns: 1fr;
    }
}