/* ============================================
   ДИАЛЕКТ Landing Page Styles
   Inspired by adspend.ru aesthetic
   ============================================ */

/* CSS Variables */
:root {
    --color-orange: #FF5C35;
    --color-orange-light: #FF7A5C;
    --color-blue: #2B3D6B;
    --color-blue-dark: #1E2A4A;
    --color-bg: #F5F5F3;
    --color-bg-light: #FAFAF8;
    --color-white: #FFFFFF;
    --color-text: #2B3D6B;
    --color-text-light: #5A6A8A;
    --color-border: #E0E0DC;

    --font-main: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --radius-sm: 8px;
    --radius-md: 16px;
    --radius-lg: 24px;
    --radius-xl: 32px;
    --radius-full: 100px;

    --shadow-sm: 0 2px 8px rgba(43, 61, 107, 0.06);
    --shadow-md: 0 4px 24px rgba(43, 61, 107, 0.08);
    --shadow-lg: 0 8px 48px rgba(43, 61, 107, 0.12);

    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-main);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: inherit;
    text-decoration: none;
}

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

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

input,
textarea {
    font-family: inherit;
}

/* Container */
.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ============================================
   Navigation
   ============================================ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
}

.nav-container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 24px;
    height: 72px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--color-orange);
    color: var(--color-white);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 20px;
}

.logo-text {
    font-size: 18px;
    letter-spacing: 0.5px;
    color: var(--color-blue);
}

.nav-links {
    display: flex;
    gap: 32px;
}

.nav-links a {
    font-size: 14px;
    font-weight: 500;
    color: var(--color-text-light);
    transition: color var(--transition);
}

.nav-links a:hover {
    color: var(--color-orange);
}

.nav-cta {
    background: var(--color-orange);
    color: var(--color-white);
    padding: 12px 24px;
    border-radius: var(--radius-full);
    font-size: 14px;
    font-weight: 600;
    transition: all var(--transition);
}

.nav-cta:hover {
    background: var(--color-orange-light);
    transform: translateY(-2px);
}

.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
}

.mobile-menu-btn span {
    width: 24px;
    height: 2px;
    background: var(--color-blue);
    transition: var(--transition);
}

.mobile-menu {
    display: none;
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    border-bottom: 1px solid var(--color-border);
    padding: 24px;
    z-index: 999;
}

.mobile-menu.active {
    display: block;
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.mobile-menu-links a {
    font-size: 16px;
    font-weight: 500;
    padding: 8px 0;
}

.mobile-cta {
    background: var(--color-orange);
    color: var(--color-white) !important;
    padding: 16px 24px;
    border-radius: var(--radius-full);
    text-align: center;
    margin-top: 16px;
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    padding: 120px 24px 80px;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    overflow: hidden;
}

.hero-container {
    max-width: 1320px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
    align-items: center;
}

.hero-title {
    font-size: clamp(48px, 8vw, 120px);
    font-weight: 900;
    line-height: 0.95;
    letter-spacing: -0.03em;
}

.hero-line-1,
.hero-line-2,
.hero-line-3 {
    display: block;
}

.text-orange {
    color: var(--color-orange);
}

.text-blue {
    color: var(--color-blue);
}

.text-orange.outline {
    color: transparent;
    -webkit-text-stroke: 3px var(--color-orange);
    text-stroke: 3px var(--color-orange);
}

.hero-content {
    margin-top: 40px;
    max-width: 480px;
}

.hero-subtitle {
    font-size: 18px;
    line-height: 1.7;
    color: var(--color-text-light);
    margin-bottom: 32px;
}

.text-orange-inline {
    color: var(--color-orange);
    font-weight: 600;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    flex-wrap: wrap;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-full);
    transition: all var(--transition);
}

.btn-primary {
    background: var(--color-orange);
    color: var(--color-white);
}

.btn-primary:hover {
    background: var(--color-orange-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-secondary {
    background: transparent;
    color: var(--color-blue);
    border: 2px solid var(--color-blue);
}

.btn-secondary:hover {
    background: var(--color-blue);
    color: var(--color-white);
}

.btn-full {
    width: 100%;
}

/* Hero Visual */
.hero-visual {
    position: relative;
    height: 500px;
}

.hero-graphic {
    position: relative;
    width: 100%;
    height: 100%;
}

.graphic-circle {
    position: absolute;
    border-radius: 50%;
}

.circle-1 {
    width: 400px;
    height: 400px;
    right: 0;
    top: 50%;
    transform: translateY(-50%);
    background: linear-gradient(135deg, #C5D8E8 0%, #E8F0F5 100%);
    opacity: 0.8;
}

.circle-2 {
    width: 200px;
    height: 200px;
    right: 100px;
    top: 60%;
    background: var(--color-bg-light);
    border: 2px solid var(--color-orange);
}

.graphic-lines {
    position: absolute;
    width: 300px;
    height: 300px;
    right: 50px;
    top: 50%;
    transform: translateY(-50%);
    background:
        repeating-conic-gradient(from 0deg,
            transparent 0deg 10deg,
            rgba(255, 92, 53, 0.1) 10deg 20deg);
    border-radius: 50%;
}

.graphic-dot {
    position: absolute;
    width: 16px;
    height: 16px;
    background: var(--color-blue);
    border-radius: 50%;
}

.dot-1 {
    right: 200px;
    top: 20%;
}

.dot-2 {
    right: 50px;
    top: 40%;
}

.dot-3 {
    right: 300px;
    top: 70%;
}

.graphic-cross {
    position: absolute;
    width: 80px;
    height: 80px;
    right: 150px;
    top: 30%;
    background: var(--color-orange);
    clip-path: polygon(35% 0%, 65% 0%, 65% 35%, 100% 35%, 100% 65%, 65% 65%, 65% 100%, 35% 100%, 35% 65%, 0% 65%, 0% 35%, 35% 35%);
    animation: rotate 20s linear infinite;
}

@keyframes rotate {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

/* Hero Badge */
.hero-badge {
    position: absolute;
    bottom: 40px;
    left: 24px;
    right: 24px;
    max-width: 1320px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 24px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.badge-label {
    background: var(--color-orange);
    color: var(--color-white);
    padding: 6px 16px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.badge-text {
    font-size: 14px;
    color: var(--color-text-light);
}

/* ============================================
   Section Styles
   ============================================ */
section {
    padding: 100px 0;
}

.section-header {
    margin-bottom: 64px;
}

.section-header.centered {
    text-align: center;
}

.section-label {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--color-orange);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(32px, 5vw, 56px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
}

.section-title-large {
    font-size: clamp(40px, 6vw, 72px);
    font-weight: 900;
    line-height: 1.05;
    letter-spacing: -0.03em;
}

/* ============================================
   Problem Section
   ============================================ */
.problem {
    background: var(--color-bg);
}

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

.problem-card {
    background: var(--color-white);
    padding: 40px 32px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.problem-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.problem-icon {
    width: 64px;
    height: 64px;
    color: var(--color-orange);
    margin-bottom: 24px;
}

.problem-icon svg {
    width: 100%;
    height: 100%;
}

.problem-card h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-blue);
}

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

/* ============================================
   Solution Section
   ============================================ */
.solution {
    background: var(--color-blue);
    color: var(--color-white);
}

.solution .section-label {
    color: rgba(255, 255, 255, 0.6);
}

.solution .text-blue {
    color: var(--color-white);
}

.solution-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.solution-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: all var(--transition);
}

.solution-card:hover {
    background: rgba(255, 255, 255, 0.15);
    transform: translateY(-4px);
}

.card-number {
    display: block;
    font-size: 48px;
    font-weight: 900;
    color: var(--color-orange);
    margin-bottom: 16px;
    line-height: 1;
}

.solution-card h3 {
    font-size: 18px;
    font-weight: 700;
    margin-bottom: 12px;
}

.solution-card p {
    font-size: 14px;
    line-height: 1.6;
    opacity: 0.8;
}

/* ============================================
   How It Works Section
   ============================================ */
.how-it-works {
    background: var(--color-bg-light);
}

.workflow {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 16px;
    flex-wrap: wrap;
}

.workflow-step {
    flex: 1;
    min-width: 150px;
    max-width: 200px;
    text-align: center;
}

.workflow-step.final .step-icon {
    color: var(--color-orange);
}

.step-visual {
    margin-bottom: 20px;
}

.step-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto;
    color: var(--color-blue);
}

.step-icon svg {
    width: 100%;
    height: 100%;
}

.step-number {
    display: inline-block;
    width: 32px;
    height: 32px;
    background: var(--color-orange);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 14px;
    font-weight: 700;
    line-height: 32px;
    margin-bottom: 12px;
}

.step-content h3 {
    font-size: 16px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-blue);
}

.step-content p {
    font-size: 13px;
    color: var(--color-text-light);
    line-height: 1.5;
}

.workflow-arrow {
    width: 32px;
    height: 32px;
    color: var(--color-border);
    margin-top: 40px;
    flex-shrink: 0;
}

.workflow-arrow svg {
    width: 100%;
    height: 100%;
}

/* ============================================
   Benefits Section
   ============================================ */
.benefits {
    background: var(--color-bg);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.benefit-card {
    background: var(--color-white);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: all var(--transition);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    color: var(--color-orange);
}

.benefit-icon svg {
    width: 100%;
    height: 100%;
}

.benefit-card h3 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 12px;
    color: var(--color-blue);
}

.benefit-card p {
    font-size: 14px;
    line-height: 1.6;
    color: var(--color-text-light);
}

/* ============================================
   For Whom Section (Tabs)
   ============================================ */
.for-whom {
    background: var(--color-bg-light);
}

.tabs {
    max-width: 800px;
    margin: 0 auto;
}

.tabs-header {
    display: flex;
    gap: 8px;
    background: var(--color-white);
    padding: 8px;
    border-radius: var(--radius-full);
    box-shadow: var(--shadow-sm);
    margin-bottom: 40px;
}

.tab-btn {
    flex: 1;
    padding: 16px 32px;
    font-size: 16px;
    font-weight: 600;
    border-radius: var(--radius-full);
    color: var(--color-text-light);
    transition: all var(--transition);
}

.tab-btn:hover {
    color: var(--color-blue);
}

.tab-btn.active {
    background: var(--color-orange);
    color: var(--color-white);
}

.tab-panel {
    display: none;
}

.tab-panel.active {
    display: block;
    animation: fadeIn 0.4s ease;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.tab-features {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.feature {
    display: flex;
    align-items: flex-start;
    gap: 20px;
    padding: 24px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

.feature-icon {
    width: 32px;
    height: 32px;
    flex-shrink: 0;
    color: var(--color-orange);
}

.feature-icon svg {
    width: 100%;
    height: 100%;
}

.feature-text h4 {
    font-size: 17px;
    font-weight: 700;
    margin-bottom: 4px;
    color: var(--color-blue);
}

.feature-text p {
    font-size: 14px;
    color: var(--color-text-light);
}

/* ============================================
   Security Section
   ============================================ */
.security {
    background: var(--color-bg);
}

.security-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.security-features {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 32px;
}

.security-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 20px;
    background: var(--color-white);
    border-radius: var(--radius-md);
    font-size: 15px;
    font-weight: 500;
    box-shadow: var(--shadow-sm);
}

.security-icon {
    width: 24px;
    height: 24px;
    flex-shrink: 0;
    color: var(--color-orange);
}

.security-icon svg {
    width: 100%;
    height: 100%;
}

.security-visual {
    display: flex;
    justify-content: center;
    align-items: center;
}

.shield-graphic {
    width: 250px;
    height: 300px;
}

.shield-graphic svg {
    width: 100%;
    height: 100%;
}

/* ============================================
   Comparison Section
   ============================================ */
.comparison {
    background: var(--color-bg-light);
}

.comparison-table {
    max-width: 900px;
    margin: 0 auto;
    background: var(--color-white);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow-md);
}

.comparison-header,
.comparison-row {
    display: grid;
    grid-template-columns: 1fr 1fr 1fr;
}

.comparison-header {
    background: var(--color-blue);
    color: var(--color-white);
}

.comparison-cell {
    padding: 20px 24px;
    font-size: 15px;
}

.header-cell {
    font-weight: 700;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.header-cell.old {
    background: rgba(0, 0, 0, 0.1);
}

.header-cell.new {
    background: var(--color-orange);
}

.comparison-row {
    border-bottom: 1px solid var(--color-border);
}

.comparison-row:last-child {
    border-bottom: none;
}

.label-cell {
    font-weight: 600;
    color: var(--color-blue);
    background: var(--color-bg-light);
}

.old-cell {
    color: var(--color-text-light);
}

.new-cell {
    font-weight: 600;
    color: var(--color-orange);
    background: rgba(255, 92, 53, 0.05);
}

/* ============================================
   Getting Started Section
   ============================================ */
.getting-started {
    background: var(--color-bg);
}

.steps-timeline {
    max-width: 800px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
}

.steps-timeline::before {
    content: '';
    position: absolute;
    left: 24px;
    top: 48px;
    bottom: 48px;
    width: 2px;
    background: linear-gradient(to bottom, var(--color-orange), var(--color-blue));
}

.timeline-step {
    display: flex;
    align-items: flex-start;
    gap: 32px;
    padding: 24px 0;
}

.timeline-marker {
    width: 48px;
    height: 48px;
    background: var(--color-orange);
    color: var(--color-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 18px;
    font-weight: 700;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
}

.timeline-step:nth-child(even) .timeline-marker {
    background: var(--color-blue);
}

.timeline-content h3 {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 8px;
    color: var(--color-blue);
}

.timeline-content p {
    font-size: 15px;
    color: var(--color-text-light);
}

/* ============================================
   CTA Section
   ============================================ */
.cta-section {
    background: var(--color-blue);
    color: var(--color-white);
    padding: 120px 0;
}

.cta-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.cta-title {
    font-size: clamp(32px, 4vw, 52px);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.02em;
    margin-bottom: 24px;
}

.cta-title .text-blue {
    color: var(--color-white);
}

.cta-subtitle {
    font-size: 18px;
    opacity: 0.8;
}

.cta-form-container {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-xl);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.form-group label {
    font-size: 13px;
    font-weight: 600;
    color: var(--color-text-light);
}

.form-group input {
    padding: 14px 16px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 15px;
    transition: all var(--transition);
    color: var(--color-text);
}

.form-group input:focus {
    outline: none;
    border-color: var(--color-orange);
}

.form-group input::placeholder {
    color: var(--color-text-light);
    opacity: 0.5;
}

.form-note {
    font-size: 12px;
    color: var(--color-text-light);
    text-align: center;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--color-bg);
    padding: 64px 0 32px;
    border-top: 1px solid var(--color-border);
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 32px;
    margin-bottom: 48px;
}

.footer-tagline {
    font-size: 14px;
    color: var(--color-text-light);
    margin-top: 12px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    font-size: 14px;
    color: var(--color-text-light);
    transition: color var(--transition);
}

.footer-links a:hover {
    color: var(--color-orange);
}

.footer-contacts a {
    font-size: 14px;
    color: var(--color-orange);
    font-weight: 500;
}

.footer-bottom {
    padding-top: 24px;
    border-top: 1px solid var(--color-border);
}

.footer-bottom p {
    font-size: 13px;
    color: var(--color-text-light);
}

/* ============================================
   Responsive Design
   ============================================ */
@media (max-width: 1200px) {
    .hero-container {
        grid-template-columns: 1fr;
    }

    .hero-visual {
        display: none;
    }

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

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

@media (max-width: 992px) {
    .nav-links {
        display: none;
    }

    .nav-cta {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
    }

    .problem-cards {
        grid-template-columns: 1fr;
    }

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

    .workflow-step {
        max-width: 100%;
    }

    .workflow-arrow {
        transform: rotate(90deg);
        margin: 0;
    }

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

    .security-visual {
        order: -1;
    }

    .cta-content {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

@media (max-width: 768px) {
    section {
        padding: 64px 0;
    }

    .hero {
        padding: 100px 24px 60px;
        min-height: auto;
    }

    .hero-title {
        font-size: clamp(36px, 10vw, 64px);
    }

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

    .btn {
        width: 100%;
    }

    .hero-badge {
        position: relative;
        margin-top: 40px;
        bottom: auto;
        left: auto;
        right: auto;
        flex-direction: column;
        align-items: flex-start;
    }

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

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

    .comparison-header,
    .comparison-row {
        grid-template-columns: 1fr;
    }

    .comparison-cell {
        padding: 16px 20px;
    }

    .header-cell {
        text-align: center;
    }

    .label-cell {
        background: var(--color-blue);
        color: var(--color-white);
        font-size: 12px;
        text-transform: uppercase;
        letter-spacing: 0.5px;
    }

    .cta-form-container {
        padding: 24px;
    }

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

    .footer-links {
        flex-direction: column;
        gap: 16px;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .nav-container {
        padding: 0 16px;
    }

    .tabs-header {
        flex-direction: column;
    }

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

    .timeline-step {
        flex-direction: column;
        align-items: center;
        text-align: center;
    }
}

/* ============================================
   Animations & Effects
   ============================================ */
@media (prefers-reduced-motion: no-preference) {

    .problem-card,
    .solution-card,
    .benefit-card,
    .feature {
        opacity: 0;
        transform: translateY(30px);
        animation: slideUp 0.6s ease forwards;
    }

    .problem-card:nth-child(1) {
        animation-delay: 0.1s;
    }

    .problem-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .problem-card:nth-child(3) {
        animation-delay: 0.3s;
    }

    .solution-card:nth-child(1) {
        animation-delay: 0.1s;
    }

    .solution-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .solution-card:nth-child(3) {
        animation-delay: 0.3s;
    }

    .solution-card:nth-child(4) {
        animation-delay: 0.4s;
    }

    .benefit-card:nth-child(1) {
        animation-delay: 0.1s;
    }

    .benefit-card:nth-child(2) {
        animation-delay: 0.2s;
    }

    .benefit-card:nth-child(3) {
        animation-delay: 0.3s;
    }

    .benefit-card:nth-child(4) {
        animation-delay: 0.4s;
    }
}

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

/* Scroll reveal via JS will add .revealed class */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.6s ease;
}

.reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================
   Partners Page Styles
   ============================================ */

/* Partners Hero */
.partners-hero {
    min-height: auto;
    padding-bottom: 120px;
}

/* Who Can Be Partner Section */
.who-partner {
    background: var(--color-bg-light);
}

.partner-types {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
}

.partner-type {
    background: var(--color-white);
    padding: 40px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.partner-type-header {
    display: flex;
    align-items: center;
    gap: 16px;
    margin-bottom: 24px;
}

.partner-type-icon {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.partner-type-icon.good {
    background: rgba(46, 204, 113, 0.1);
    color: #2ecc71;
}

.partner-type-icon.bad {
    background: rgba(231, 76, 60, 0.1);
    color: #e74c3c;
}

.partner-type-icon svg {
    width: 24px;
    height: 24px;
}

.partner-type h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-blue);
}

.partner-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.partner-list li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--color-text);
}

.list-icon {
    color: var(--color-orange);
    font-weight: 600;
}

.partner-type-bad .list-icon {
    color: #e74c3c;
}

/* Benefits Grid 3 columns */
.benefits-grid-3 {
    grid-template-columns: repeat(3, 1fr);
}

/* Models Section */
.models-section {
    background: var(--color-bg);
}

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

.model-card {
    background: var(--color-white);
    padding: 32px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: all var(--transition);
}

.model-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.model-card.featured {
    background: var(--color-blue);
    color: var(--color-white);
}

.model-header {
    margin-bottom: 24px;
}

.model-letter {
    display: inline-block;
    width: 40px;
    height: 40px;
    background: var(--color-orange);
    color: var(--color-white);
    border-radius: 50%;
    font-size: 18px;
    font-weight: 700;
    line-height: 40px;
    text-align: center;
    margin-bottom: 16px;
}

.model-card h3 {
    font-size: 20px;
    font-weight: 700;
    color: var(--color-blue);
    margin-bottom: 8px;
}

.model-card.featured h3 {
    color: var(--color-white);
}

.model-badge {
    display: inline-block;
    background: rgba(255, 92, 53, 0.1);
    color: var(--color-orange);
    padding: 4px 12px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 600;
}

.model-features {
    list-style: none;
    flex: 1;
    margin-bottom: 24px;
}

.model-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--color-border);
    font-size: 14px;
    color: var(--color-text-light);
}

.model-card.featured .model-features li {
    border-color: rgba(255, 255, 255, 0.2);
    color: rgba(255, 255, 255, 0.8);
}

.model-features li:last-child {
    border-bottom: none;
}

.model-footer {
    padding-top: 16px;
    border-top: 1px solid var(--color-border);
}

.model-card.featured .model-footer {
    border-color: rgba(255, 255, 255, 0.2);
}

.model-for {
    display: block;
    font-size: 12px;
    color: var(--color-text-light);
    margin-bottom: 4px;
}

.model-card.featured .model-for {
    color: rgba(255, 255, 255, 0.6);
}

.model-audience {
    font-size: 14px;
    font-weight: 600;
    color: var(--color-blue);
}

.model-card.featured .model-audience {
    color: var(--color-orange);
}

/* SDK NOT Section */
.sdk-not {
    background: var(--color-bg-light);
}

.not-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-bottom: 40px;
}

.not-card {
    background: var(--color-white);
    padding: 32px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
}

.not-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 20px;
    color: #e74c3c;
}

.not-icon svg {
    width: 100%;
    height: 100%;
}

.not-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-blue);
    margin-bottom: 12px;
}

.not-card p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.6;
}

.sdk-note {
    text-align: center;
    font-size: 16px;
    color: var(--color-text-light);
    padding: 24px;
    background: var(--color-white);
    border-radius: var(--radius-lg);
    border-left: 4px solid var(--color-orange);
}

.sdk-note strong {
    color: var(--color-blue);
}

/* Legal Note */
.legal-note {
    margin-top: 32px;
    padding: 20px;
    background: rgba(255, 92, 53, 0.05);
    border-radius: var(--radius-md);
    border-left: 4px solid var(--color-orange);
}

.legal-note-label {
    display: block;
    font-size: 12px;
    font-weight: 600;
    color: var(--color-orange);
    margin-bottom: 8px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.legal-note p {
    font-size: 15px;
    color: var(--color-blue);
    font-style: italic;
    margin: 0;
}

/* Tech Section */
.tech-section {
    background: var(--color-bg-light);
}

.tech-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.tech-card {
    background: var(--color-white);
    padding: 32px 24px;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}

.tech-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.tech-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    color: var(--color-orange);
}

.tech-icon svg {
    width: 100%;
    height: 100%;
}

.tech-card h3 {
    font-size: 17px;
    font-weight: 700;
    color: var(--color-blue);
    margin-bottom: 12px;
}

.tech-card p {
    font-size: 14px;
    color: var(--color-text-light);
    line-height: 1.5;
}

/* Transparency Section */
.transparency-section {
    background: var(--color-bg);
}

.transparency-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 32px;
    max-width: 800px;
    margin: 0 auto;
}

.transparency-card {
    background: var(--color-white);
    padding: 32px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.transparency-card h3 {
    font-size: 18px;
    font-weight: 700;
    color: var(--color-blue);
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 2px solid var(--color-border);
}

.transparency-card.sees h3 {
    border-color: var(--color-orange);
}

.transparency-card.not-sees h3 {
    border-color: var(--color-text-light);
}

.transparency-card ul {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.transparency-card li {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 15px;
    color: var(--color-text);
}

.transparency-card li svg {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
}

.transparency-card.sees li svg {
    color: var(--color-orange);
}

.transparency-card.not-sees li svg {
    color: var(--color-text-light);
}

/* Why Now Section */
.why-now {
    background: var(--color-blue);
    color: var(--color-white);
}

.why-now-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.why-now .section-label {
    color: rgba(255, 255, 255, 0.6);
}

.why-now .section-title .text-blue {
    color: var(--color-white);
}

.why-now-list {
    list-style: none;
    margin-top: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.why-now-list li {
    font-size: 16px;
    padding-left: 24px;
    position: relative;
    opacity: 0.9;
}

.why-now-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-orange);
}

.why-now-bonus {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    padding: 32px;
    border-radius: var(--radius-xl);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.why-now-bonus h3 {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 20px;
    opacity: 0.9;
}

.bonus-items {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.bonus-item {
    display: flex;
    align-items: center;
    gap: 12px;
    font-size: 18px;
    font-weight: 600;
}

.bonus-icon {
    color: var(--color-orange);
    font-size: 20px;
}

/* Partner Steps in CTA */
.partner-steps {
    margin-top: 40px;
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.partner-step {
    display: flex;
    align-items: center;
    gap: 16px;
    font-size: 16px;
    opacity: 0.9;
}

.step-num {
    width: 32px;
    height: 32px;
    background: var(--color-orange);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 14px;
    font-weight: 700;
    flex-shrink: 0;
}

/* Form select styling */
.form-group select {
    padding: 14px 16px;
    border: 2px solid var(--color-border);
    border-radius: var(--radius-md);
    font-size: 15px;
    transition: all var(--transition);
    color: var(--color-text);
    background: var(--color-white);
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%232B3D6B' d='M6 8L1 3h10z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.form-group select:focus {
    outline: none;
    border-color: var(--color-orange);
}

/* Partners Page Responsive */
@media (max-width: 1200px) {
    .benefits-grid-3 {
        grid-template-columns: repeat(3, 1fr);
    }
    
    .tech-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 992px) {
    .partner-types {
        grid-template-columns: 1fr;
    }
    
    .benefits-grid-3 {
        grid-template-columns: 1fr;
    }
    
    .models-grid {
        grid-template-columns: 1fr;
    }
    
    .not-grid {
        grid-template-columns: 1fr;
    }
    
    .transparency-content {
        grid-template-columns: 1fr;
    }
    
    .why-now-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }
}

@media (max-width: 768px) {
    .tech-grid {
        grid-template-columns: 1fr;
    }
    
    .partner-type {
        padding: 24px;
    }
}