/* ===================================================
   LEDUVO LANDING PAGE — DESIGN SYSTEM
   Colors, typography, layout, glass effects, animations
   =================================================== */

/* ---------- CSS Custom Properties ---------- */
:root {
    /* Brand Colors */
    --teal-500: #0D9488;
    --teal-400: #14B8A6;
    --teal-300: #2DD4BF;
    --amber-500: #F59E0B;
    --amber-400: #FBBF24;
    --indigo-500: #6366F1;
    --indigo-400: #818CF8;

    /* Dark palette */
    --bg-deep: #050a15;
    --bg-primary: #0a0f1a;
    --bg-secondary: #0f172a;
    --bg-card: #1e293b;

    /* Text */
    --text-primary: #f1f5f9;
    --text-secondary: #cbd5e1;
    --text-muted: #94a3b8;
    --text-faint: #64748b;

    /* Glass */
    --glass-bg: rgba(255, 255, 255, 0.04);
    --glass-border: rgba(255, 255, 255, 0.08);
    --glass-hover: rgba(255, 255, 255, 0.07);

    /* Spacing */
    --section-padding: 120px;
    --container-max: 1200px;

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

    /* Transitions */
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
}

/* ---------- Reset & Base ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    background: var(--bg-deep);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--teal-400);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--teal-300);
}

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

/* ---------- Utilities ---------- */
.container {
    max-width: var(--container-max);
    margin: 0 auto;
    padding: 0 24px;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--teal-400);
    margin-bottom: 16px;
}

.section-label::before {
    content: '';
    display: inline-block;
    width: 24px;
    height: 2px;
    background: linear-gradient(90deg, var(--teal-500), var(--teal-400));
    border-radius: 1px;
}

.section-title {
    font-size: clamp(32px, 5vw, 48px);
    font-weight: 800;
    line-height: 1.15;
    letter-spacing: -0.02em;
    color: var(--text-primary);
    margin-bottom: 16px;
}

.section-subtitle {
    font-size: clamp(16px, 2.2vw, 20px);
    color: var(--text-muted);
    line-height: 1.7;
    max-width: 640px;
}

/* ---------- Glass Card ---------- */
.glass-card {
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: all 0.4s var(--ease-out);
}

.glass-card:hover {
    background: var(--glass-hover);
    border-color: rgba(255, 255, 255, 0.12);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px -15px rgba(0, 0, 0, 0.5);
}

/* ---------- Scroll Reveal ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s var(--ease-out), transform 0.8s var(--ease-out);
}

.reveal.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; }

/* ===================================================
   NAVIGATION
   =================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 16px 0;
    transition: all 0.4s var(--ease-out);
}

.navbar.scrolled {
    background: rgba(5, 10, 21, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    padding: 12px 0;
}

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

.navbar-logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.navbar-logo img {
    height: 32px;
}

.navbar-logo span {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    letter-spacing: -0.01em;
}

.navbar-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    background: linear-gradient(135deg, var(--teal-500), var(--teal-400));
    color: white;
    font-size: 14px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(13, 148, 136, 0.3);
}

.navbar-cta:hover {
    transform: translateY(-2px) scale(1.02);
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.4);
    color: white;
}

.navbar-cta:active {
    transform: scale(0.98);
}

/* ===================================================
   HERO SECTION
   =================================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 120px 0 80px;
    overflow: hidden;
}

/* Gradient background */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 80% 50% at 50% -20%, rgba(13, 148, 136, 0.15), transparent),
        radial-gradient(ellipse 60% 40% at 80% 60%, rgba(99, 102, 241, 0.08), transparent),
        radial-gradient(ellipse 50% 30% at 20% 80%, rgba(245, 158, 11, 0.06), transparent),
        linear-gradient(180deg, var(--bg-deep) 0%, var(--bg-primary) 30%, var(--bg-secondary) 100%);
    z-index: 0;
}

/* Floating gradient orbs */
.hero-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.4;
    z-index: 0;
    animation: float 20s ease-in-out infinite;
}

.hero-orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.3), transparent 70%);
    top: -10%;
    left: -10%;
    animation-delay: 0s;
}

.hero-orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.25), transparent 70%);
    top: 40%;
    right: -5%;
    animation-delay: -7s;
    animation-duration: 25s;
}

.hero-orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(245, 158, 11, 0.2), transparent 70%);
    bottom: 5%;
    left: 20%;
    animation-delay: -13s;
    animation-duration: 22s;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero-content {
    max-width: 560px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px 6px 8px;
    background: rgba(13, 148, 136, 0.12);
    border: 1px solid rgba(13, 148, 136, 0.25);
    border-radius: var(--radius-full);
    font-size: 13px;
    font-weight: 500;
    color: var(--teal-400);
    margin-bottom: 28px;
    animation: fadeInUp 0.8s var(--ease-out) 0.1s both;
}

.hero-badge-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--teal-400);
    animation: pulse-dot 2s ease-in-out infinite;
}

.hero-title {
    font-size: clamp(36px, 5.5vw, 56px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: var(--text-primary);
    margin-bottom: 20px;
    animation: fadeInUp 0.8s var(--ease-out) 0.2s both;
}

.hero-title .highlight {
    background: linear-gradient(135deg, var(--teal-400), var(--teal-300));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: clamp(16px, 2vw, 19px);
    color: var(--text-muted);
    line-height: 1.7;
    margin-bottom: 36px;
    animation: fadeInUp 0.8s var(--ease-out) 0.35s both;
}

/* Email form */
.hero-form {
    display: flex;
    gap: 12px;
    margin-bottom: 20px;
    animation: fadeInUp 0.8s var(--ease-out) 0.5s both;
}

.hero-form input[type="email"] {
    flex: 1;
    min-width: 0;
    padding: 14px 20px;
    background: rgba(255, 255, 255, 0.06);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
}

.hero-form input[type="email"]::placeholder {
    color: var(--text-faint);
}

.hero-form input[type="email"]:focus {
    border-color: var(--teal-400);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
    background: rgba(255, 255, 255, 0.08);
}

.hero-form button {
    padding: 14px 28px;
    background: linear-gradient(135deg, var(--teal-500), var(--teal-400));
    color: white;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    white-space: nowrap;
    box-shadow: 0 4px 20px rgba(13, 148, 136, 0.3);
    position: relative;
    overflow: hidden;
}

.hero-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.4);
}

.hero-form button:active {
    transform: scale(0.97);
}

.hero-form button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.hero-form-message {
    font-size: 14px;
    min-height: 20px;
    animation: fadeInUp 0.4s var(--ease-out);
}

.hero-form-message.success {
    color: #2DD4BF;
}

.hero-form-message.error {
    color: #f87171;
}

.hero-social-proof {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    color: var(--text-faint);
    animation: fadeInUp 0.8s var(--ease-out) 0.6s both;
}

.hero-social-proof-avatars {
    display: flex;
}

.hero-social-proof-avatars span {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 2px solid var(--bg-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 13px;
    margin-left: -8px;
}

.hero-social-proof-avatars span:first-child {
    margin-left: 0;
}

.hero-social-proof-avatars span:nth-child(1) { background: linear-gradient(135deg, var(--teal-500), var(--teal-400)); }
.hero-social-proof-avatars span:nth-child(2) { background: linear-gradient(135deg, var(--amber-500), var(--amber-400)); }
.hero-social-proof-avatars span:nth-child(3) { background: linear-gradient(135deg, var(--indigo-500), var(--indigo-400)); }
.hero-social-proof-avatars span:nth-child(4) { background: linear-gradient(135deg, #E11D48, #FB7185); }

/* Phone mockup */
.hero-visual {
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: fadeInUp 1s var(--ease-out) 0.4s both;
}

.hero-phone {
    max-width: 420px;
    width: 100%;
    filter: drop-shadow(0 30px 60px rgba(0, 0, 0, 0.5));
    animation: phone-float 6s ease-in-out infinite;
    transform-origin: center center;
}

.hero-phone-glow {
    position: absolute;
    width: 300px;
    height: 300px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.3), transparent 70%);
    filter: blur(60px);
    z-index: -1;
    animation: pulse-glow 4s ease-in-out infinite;
}

/* ===================================================
   HOW IT WORKS
   =================================================== */
.how-it-works {
    position: relative;
    padding: var(--section-padding) 0;
}

.how-it-works .section-header {
    text-align: center;
    margin-bottom: 72px;
}

.how-it-works .section-subtitle {
    margin: 0 auto;
}

.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    position: relative;
}

/* Connecting line between steps */
.steps-grid::before {
    content: '';
    position: absolute;
    top: 60px;
    left: calc(16.67% + 12px);
    right: calc(16.67% + 12px);
    height: 2px;
    background: linear-gradient(90deg, var(--teal-500), var(--indigo-500), var(--amber-500));
    opacity: 0.3;
    z-index: 0;
}

.step-card {
    padding: 36px 28px;
    text-align: center;
    position: relative;
    z-index: 1;
}

.step-number {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    margin: 0 auto 24px;
    position: relative;
}

.step-card:nth-child(1) .step-number {
    background: linear-gradient(135deg, var(--teal-500), var(--teal-400));
    box-shadow: 0 4px 20px rgba(13, 148, 136, 0.3);
}

.step-card:nth-child(2) .step-number {
    background: linear-gradient(135deg, var(--indigo-500), var(--indigo-400));
    box-shadow: 0 4px 20px rgba(99, 102, 241, 0.3);
}

.step-card:nth-child(3) .step-number {
    background: linear-gradient(135deg, var(--amber-500), var(--amber-400));
    box-shadow: 0 4px 20px rgba(245, 158, 11, 0.3);
}

.step-icon {
    width: 64px;
    height: 64px;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 28px;
    margin: 0 auto 20px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

.step-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.step-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===================================================
   WHY LEDUVO
   =================================================== */
.why-leduvo {
    position: relative;
    padding: var(--section-padding) 0;
}

.why-leduvo .section-header {
    text-align: center;
    margin-bottom: 72px;
}

.why-leduvo .section-subtitle {
    margin: 0 auto;
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
}

.benefit-card {
    padding: 36px 32px;
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.benefit-icon {
    flex-shrink: 0;
    width: 52px;
    height: 52px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
}

.benefit-card:nth-child(1) .benefit-icon {
    background: linear-gradient(135deg, rgba(13, 148, 136, 0.15), rgba(13, 148, 136, 0.05));
    border: 1px solid rgba(13, 148, 136, 0.2);
}

.benefit-card:nth-child(2) .benefit-icon {
    background: linear-gradient(135deg, rgba(99, 102, 241, 0.15), rgba(99, 102, 241, 0.05));
    border: 1px solid rgba(99, 102, 241, 0.2);
}

.benefit-card:nth-child(3) .benefit-icon {
    background: linear-gradient(135deg, rgba(245, 158, 11, 0.15), rgba(245, 158, 11, 0.05));
    border: 1px solid rgba(245, 158, 11, 0.2);
}

.benefit-card:nth-child(4) .benefit-icon {
    background: linear-gradient(135deg, rgba(236, 72, 153, 0.15), rgba(236, 72, 153, 0.05));
    border: 1px solid rgba(236, 72, 153, 0.2);
}

.benefit-content h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 6px;
}

.benefit-content p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===================================================
   WHO IT'S FOR
   =================================================== */
.audience {
    position: relative;
    padding: var(--section-padding) 0;
}

.audience .section-header {
    text-align: center;
    margin-bottom: 72px;
}

.audience .section-subtitle {
    margin: 0 auto;
}

.audience-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.audience-card {
    padding: 36px 28px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.audience-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    border-radius: 3px 3px 0 0;
}

.audience-card:nth-child(1)::before {
    background: linear-gradient(90deg, var(--teal-500), var(--teal-400));
}

.audience-card:nth-child(2)::before {
    background: linear-gradient(90deg, var(--amber-500), var(--amber-400));
}

.audience-card:nth-child(3)::before {
    background: linear-gradient(90deg, var(--indigo-500), var(--indigo-400));
}

.audience-icon {
    font-size: 40px;
    margin-bottom: 20px;
    display: block;
}

.audience-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 10px;
}

.audience-card p {
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.6;
}

/* ===================================================
   CTA SECTION
   =================================================== */
.cta-section {
    position: relative;
    padding: var(--section-padding) 0;
    overflow: hidden;
}

.cta-box {
    position: relative;
    text-align: center;
    padding: 72px 48px;
    border-radius: var(--radius-xl);
    background:
        linear-gradient(135deg, rgba(13, 148, 136, 0.12) 0%, rgba(99, 102, 241, 0.08) 100%);
    border: 1px solid rgba(13, 148, 136, 0.15);
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse 50% 80% at 20% 0%, rgba(13, 148, 136, 0.15), transparent),
        radial-gradient(ellipse 50% 80% at 80% 100%, rgba(99, 102, 241, 0.1), transparent);
    z-index: 0;
}

.cta-box > * {
    position: relative;
    z-index: 1;
}

.cta-box .section-title {
    margin-bottom: 12px;
}

.cta-box .section-subtitle {
    margin: 0 auto 36px;
}

.cta-form {
    display: flex;
    gap: 12px;
    max-width: 480px;
    margin: 0 auto 24px;
}

.cta-form input[type="email"] {
    flex: 1;
    min-width: 0;
    padding: 16px 20px;
    background: rgba(255, 255, 255, 0.06);
    border: 1.5px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: 15px;
    outline: none;
    transition: all 0.3s ease;
}

.cta-form input[type="email"]::placeholder {
    color: var(--text-faint);
}

.cta-form input[type="email"]:focus {
    border-color: var(--teal-400);
    box-shadow: 0 0 0 3px rgba(20, 184, 166, 0.15);
    background: rgba(255, 255, 255, 0.08);
}

.cta-form button {
    padding: 16px 32px;
    background: linear-gradient(135deg, var(--teal-500), var(--teal-400));
    color: white;
    font-family: inherit;
    font-size: 15px;
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all 0.3s var(--ease-out);
    white-space: nowrap;
    box-shadow: 0 4px 20px rgba(13, 148, 136, 0.3);
}

.cta-form button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(13, 148, 136, 0.4);
}

.cta-form button:active {
    transform: scale(0.97);
}

.cta-form button:disabled {
    opacity: 0.7;
    cursor: not-allowed;
    transform: none;
}

.cta-form-message {
    font-size: 14px;
    min-height: 20px;
}

.cta-form-message.success {
    color: #2DD4BF;
}

.cta-form-message.error {
    color: #f87171;
}

.cta-trust {
    display: flex;
    justify-content: center;
    gap: 24px;
    font-size: 14px;
    color: var(--text-faint);
    flex-wrap: wrap;
}

.cta-trust span {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ===================================================
   FAQ SECTION
   =================================================== */
.faq {
    position: relative;
    padding: var(--section-padding) 0;
}

.faq .section-header {
    text-align: center;
    margin-bottom: 56px;
}

.faq .section-subtitle {
    margin: 0 auto;
}

.faq-list {
    max-width: 720px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.faq-item {
    border-radius: var(--radius-md);
    overflow: hidden;
    transition: all 0.3s ease;
}

.faq-question {
    width: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 16px;
    padding: 20px 24px;
    background: none;
    border: none;
    color: var(--text-primary);
    font-family: inherit;
    font-size: 16px;
    font-weight: 600;
    text-align: left;
    cursor: pointer;
    transition: color 0.2s ease;
}

.faq-question:hover {
    color: var(--teal-400);
}

.faq-icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    border-radius: 50%;
    border: 1.5px solid var(--glass-border);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
    font-size: 16px;
    color: var(--text-muted);
}

.faq-item.active .faq-icon {
    border-color: var(--teal-400);
    color: var(--teal-400);
    transform: rotate(45deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s var(--ease-out), padding 0.4s var(--ease-out);
}

.faq-item.active .faq-answer {
    max-height: 300px;
}

.faq-answer p {
    padding: 0 24px 20px;
    font-size: 15px;
    color: var(--text-muted);
    line-height: 1.7;
}

/* ===================================================
   FOOTER
   =================================================== */
.footer {
    border-top: 1px solid rgba(255, 255, 255, 0.06);
    padding: 60px 0 40px;
}

.footer-grid {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 40px;
    margin-bottom: 48px;
}

.footer-brand {
    max-width: 280px;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo img {
    height: 28px;
}

.footer-logo span {
    font-size: 18px;
    font-weight: 700;
    color: var(--text-primary);
}

.footer-brand p {
    font-size: 14px;
    color: var(--text-faint);
    line-height: 1.6;
}

.footer-links {
    display: flex;
    gap: 48px;
}

.footer-col h4 {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    margin-bottom: 16px;
}

.footer-col ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.footer-col a {
    font-size: 14px;
    color: var(--text-faint);
    transition: color 0.2s ease;
}

.footer-col a:hover {
    color: var(--teal-400);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.04);
    font-size: 13px;
    color: var(--text-faint);
}

/* ===================================================
   ANIMATIONS
   =================================================== */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(24px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes float {
    0%, 100% {
        transform: translate(0, 0) scale(1);
    }
    25% {
        transform: translate(20px, -30px) scale(1.05);
    }
    50% {
        transform: translate(-15px, 15px) scale(0.95);
    }
    75% {
        transform: translate(10px, 25px) scale(1.02);
    }
}

@keyframes phone-float {
    0%, 100% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-12px);
    }
}

@keyframes pulse-dot {
    0%, 100% {
        opacity: 1;
        transform: scale(1);
    }
    50% {
        opacity: 0.5;
        transform: scale(1.3);
    }
}

@keyframes pulse-glow {
    0%, 100% {
        opacity: 0.5;
        transform: scale(1);
    }
    50% {
        opacity: 0.8;
        transform: scale(1.15);
    }
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Button shimmer effect */
.btn-shimmer {
    position: relative;
    overflow: hidden;
}

.btn-shimmer::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.15), transparent);
    animation: shimmer 3s ease-in-out infinite;
}

/* Success celebration particles */
@keyframes confetti-fall {
    0% {
        opacity: 1;
        transform: translateY(0) rotate(0deg);
    }
    100% {
        opacity: 0;
        transform: translateY(-80px) rotate(720deg);
    }
}

.success-checkmark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--teal-500), var(--teal-400));
    color: white;
    font-size: 24px;
    margin-bottom: 12px;
    animation: fadeInUp 0.5s var(--ease-spring);
}

/* ===================================================
   RESPONSIVE
   =================================================== */

/* Tablet */
@media (max-width: 1024px) {
    :root {
        --section-padding: 80px;
    }

    .hero .container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 48px;
    }

    .hero-content {
        max-width: 600px;
        margin: 0 auto;
    }

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

    .hero-social-proof {
        justify-content: center;
    }

    .hero-visual {
        order: -1;
    }

    .hero-phone {
        max-width: 300px;
    }

    .steps-grid::before {
        display: none;
    }

    .audience-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
        margin: 0 auto;
    }

    .footer-grid {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }

    .footer-links {
        gap: 32px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }
}

/* Mobile */
@media (max-width: 640px) {
    :root {
        --section-padding: 64px;
    }

    .container {
        padding: 0 16px;
    }

    .navbar-cta span {
        display: none;
    }

    .hero {
        padding: 100px 0 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: clamp(28px, 7vw, 40px);
    }

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

    .hero-form button {
        width: 100%;
    }

    .hero-phone {
        max-width: 240px;
    }

    .steps-grid {
        grid-template-columns: 1fr;
        max-width: 400px;
        margin: 0 auto;
    }

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

    .benefit-card {
        padding: 28px 24px;
    }

    .cta-box {
        padding: 48px 24px;
    }

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

    .cta-form button {
        width: 100%;
    }

    .cta-trust {
        flex-direction: column;
        align-items: center;
        gap: 12px;
    }

    .footer-links {
        flex-direction: column;
        gap: 24px;
    }
}

/* ===================================================
   SPECIAL STATES
   =================================================== */

/* Form success state */
.form-success {
    text-align: center;
    animation: fadeInUp 0.5s var(--ease-spring);
}

/* Loading spinner for buttons */
.spinner {
    display: inline-block;
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

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

/* Grid line decoration */
.grid-decoration {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.02) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.02) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, black 20%, transparent 80%);
    -webkit-mask-image: radial-gradient(ellipse 50% 50% at 50% 50%, black 20%, transparent 80%);
    pointer-events: none;
    z-index: 0;
}