/**
 * PointSeller BI - Landing Page
 * PointSeller Expressive Web UI System
 */

/* ======================================================================
   ACCESSIBILITY
====================================================================== */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--ps-blue);
    color: var(--ps-white);
    padding: 12px 24px;
    border-radius: var(--ps-radius);
    font-weight: 600;
    z-index: 10000;
    text-decoration: none;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 10px;
}

.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;
}

.visually-hidden:focus {
    position: static;
    width: auto;
    height: auto;
    padding: inherit;
    margin: inherit;
    overflow: visible;
    clip: auto;
    white-space: normal;
}

/* ======================================================================
   CSS VARIABLES
====================================================================== */
:root {
    /* Colors */
    --ps-blue: #005CFF;
    --ps-aqua: #00D4FF;
    --ps-purple: #7A4DFF;
    --ps-lime: #C6F68D;
    --ps-dark: #0A0F1F;
    --ps-gray: #F2F4F7;
    --ps-white: #FFFFFF;

    /* Semantic Colors */
    --ps-success: #4CAF50;
    --ps-warning: #FFB300;
    --ps-error: #E53935;
    --ps-info: #0288D1;

    /* Gradients */
    --ps-gradient: linear-gradient(135deg, #005CFF 0%, #00D4FF 100%);
    --ps-gradient-purple: linear-gradient(135deg, #7A4DFF 0%, #00D4FF 100%);
    --ps-gradient-dark: linear-gradient(135deg, #0A0F1F 0%, #1a2744 100%);

    /* Shadows */
    --ps-shadow-sm: 0 4px 12px rgba(0, 0, 0, 0.08);
    --ps-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    --ps-shadow-lg: 0 16px 48px rgba(0, 0, 0, 0.16);
    --ps-shadow-glow: 0 0 40px rgba(0, 92, 255, 0.3);

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

    /* Spacing */
    --ps-space-xs: 4px;
    --ps-space-sm: 8px;
    --ps-space-md: 16px;
    --ps-space-lg: 24px;
    --ps-space-xl: 32px;
    --ps-space-2xl: 48px;
    --ps-space-3xl: 64px;
}

/* ======================================================================
   BASE STYLES
====================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    font-size: 16px;
    line-height: 1.6;
    color: var(--ps-dark);
    background-color: var(--ps-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: 'Manrope', sans-serif;
    font-weight: 700;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: inherit;
    transition: all 0.3s ease;
}

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

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

/* ======================================================================
   BUTTONS
====================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--ps-space-sm);
    padding: 12px 24px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: var(--ps-radius);
    border: 2px solid transparent;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-primary {
    background: var(--ps-gradient);
    color: var(--ps-white);
    border-color: var(--ps-blue);
}

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

.btn-outline {
    background: transparent;
    color: var(--ps-blue);
    border-color: var(--ps-aqua);
}

.btn-outline:hover {
    background: rgba(0, 212, 255, 0.1);
}

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

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

.btn-outline-white {
    background: transparent;
    color: var(--ps-white);
    border-color: rgba(255, 255, 255, 0.5);
}

.btn-outline-white:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--ps-white);
}

.btn-lg {
    padding: 16px 32px;
    font-size: 1rem;
}

.btn-block {
    width: 100%;
}

/* ======================================================================
   NAVBAR
====================================================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: var(--ps-space-md) 0;
    transition: all 0.3s ease;
}

.navbar.scrolled {
    background: rgba(10, 15, 31, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: var(--ps-shadow);
}

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

.nav-logo {
    display: flex;
    align-items: center;
    gap: var(--ps-space-sm);
    color: var(--ps-white);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--ps-gradient);
    border-radius: var(--ps-radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
}

.logo-text {
    font-family: 'Manrope', sans-serif;
    font-size: 1.25rem;
    font-weight: 700;
}

.logo-highlight {
    color: var(--ps-aqua);
}

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

.nav-link {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    font-weight: 500;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--ps-white);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--ps-aqua);
    transition: width 0.3s ease;
}

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

.nav-cta {
    display: flex;
    align-items: center;
    gap: var(--ps-space-sm);
    padding: 10px 20px;
    background: var(--ps-gradient);
    color: var(--ps-white);
    border-radius: var(--ps-radius);
    font-weight: 600;
    font-size: 0.9rem;
}

.nav-cta:hover {
    transform: translateY(-2px);
    box-shadow: var(--ps-shadow-glow);
}

.nav-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--ps-white);
    font-size: 1.5rem;
    cursor: pointer;
}

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

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

.hero-gradient {
    position: absolute;
    inset: 0;
    background: var(--ps-gradient-dark);
}

.hero-pattern {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(0, 212, 255, 0.1) 1px, transparent 1px);
    background-size: 40px 40px;
    opacity: 0.5;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 120px var(--ps-space-lg) var(--ps-space-3xl);
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--ps-space-3xl);
    align-items: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--ps-space-sm);
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.15);
    border: 1px solid rgba(0, 212, 255, 0.3);
    border-radius: 50px;
    color: var(--ps-aqua);
    font-size: 0.85rem;
    font-weight: 500;
    margin-bottom: var(--ps-space-lg);
}

.hero-title {
    font-size: 3.5rem;
    color: var(--ps-white);
    margin-bottom: var(--ps-space-lg);
    line-height: 1.1;
}

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

.hero-description {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--ps-space-xl);
    max-width: 500px;
}

.hero-cta {
    display: flex;
    gap: var(--ps-space-md);
    margin-bottom: var(--ps-space-2xl);
}

.hero-stats {
    display: flex;
    align-items: center;
    gap: var(--ps-space-xl);
}

.stat-item {
    text-align: center;
}

.stat-number {
    display: block;
    font-family: 'Manrope', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: var(--ps-white);
}

.stat-label {
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.6);
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: rgba(255, 255, 255, 0.2);
}

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

.dashboard-preview {
    background: var(--ps-white);
    border-radius: var(--ps-radius-xl);
    box-shadow: var(--ps-shadow-lg);
    overflow: hidden;
    transform: perspective(1000px) rotateY(-5deg) rotateX(5deg);
    transition: transform 0.5s ease;
}

.dashboard-preview:hover {
    transform: perspective(1000px) rotateY(0deg) rotateX(0deg);
}

.preview-header {
    display: flex;
    align-items: center;
    gap: var(--ps-space-md);
    padding: 12px 16px;
    background: var(--ps-gray);
    border-bottom: 1px solid #e5e7eb;
}

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

.preview-dots span {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #ddd;
}

.preview-dots span:nth-child(1) { background: #E53935; }
.preview-dots span:nth-child(2) { background: #FFB300; }
.preview-dots span:nth-child(3) { background: #4CAF50; }

.preview-title {
    font-size: 0.8rem;
    color: #666;
}

.preview-content {
    padding: var(--ps-space-lg);
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ps-space-md);
}

.preview-card {
    background: var(--ps-gray);
    padding: var(--ps-space-md);
    border-radius: var(--ps-radius);
    text-align: center;
}

.preview-card i {
    font-size: 1.5rem;
    color: var(--ps-blue);
    margin-bottom: var(--ps-space-sm);
}

.preview-card span {
    display: block;
    font-size: 0.75rem;
    color: #666;
    margin-bottom: 4px;
}

.preview-card strong {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    color: var(--ps-dark);
}

.preview-chart {
    grid-column: 1 / -1;
    display: flex;
    align-items: flex-end;
    justify-content: space-around;
    height: 100px;
    padding-top: var(--ps-space-md);
    border-top: 1px solid #eee;
}

.chart-bar {
    width: 30px;
    background: linear-gradient(to top, var(--ps-blue), var(--ps-aqua));
    border-radius: 4px 4px 0 0;
    opacity: 0.6;
    transition: all 0.3s ease;
}

.chart-bar.active,
.chart-bar:hover {
    opacity: 1;
    transform: scaleY(1.05);
}

.hero-scroll {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
}

.hero-scroll a {
    color: rgba(255, 255, 255, 0.5);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateY(0); }
    40% { transform: translateY(-10px); }
    60% { transform: translateY(-5px); }
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto var(--ps-space-2xl);
}

.section-badge {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(0, 92, 255, 0.1);
    color: var(--ps-blue);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 50px;
    margin-bottom: var(--ps-space-md);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--ps-space-md);
}

.section-description {
    font-size: 1.1rem;
    color: #666;
}

/* ======================================================================
   FEATURES SECTION
====================================================================== */
.features {
    background: var(--ps-gray);
}

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

.feature-card {
    background: var(--ps-white);
    padding: var(--ps-space-xl);
    border-radius: var(--ps-radius-lg);
    border: 1px solid rgba(0, 212, 255, 0.2);
    transition: all 0.3s ease;
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--ps-shadow);
    border-color: var(--ps-aqua);
}

.feature-icon {
    width: 60px;
    height: 60px;
    background: var(--ps-gradient);
    border-radius: var(--ps-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--ps-white);
    margin-bottom: var(--ps-space-md);
}

.feature-card h3 {
    font-size: 1.2rem;
    margin-bottom: var(--ps-space-sm);
}

.feature-card p {
    color: #666;
    font-size: 0.95rem;
}

/* ======================================================================
   MODULES SECTION
====================================================================== */
.modules-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ps-space-lg);
}

.module-card {
    background: var(--ps-white);
    padding: var(--ps-space-xl);
    border-radius: var(--ps-radius-lg);
    border: 1px solid #eee;
    box-shadow: var(--ps-shadow-sm);
    transition: all 0.3s ease;
}

.module-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--ps-shadow);
}

.module-icon {
    width: 50px;
    height: 50px;
    border-radius: var(--ps-radius);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    color: var(--ps-white);
    margin-bottom: var(--ps-space-md);
}

.module-icon.blue { background: var(--ps-blue); }
.module-icon.purple { background: var(--ps-purple); }
.module-icon.aqua { background: var(--ps-aqua); color: var(--ps-dark); }
.module-icon.green { background: var(--ps-success); }
.module-icon.orange { background: var(--ps-warning); color: var(--ps-dark); }
.module-icon.red { background: var(--ps-error); }

.module-card h3 {
    font-size: 1.1rem;
    margin-bottom: var(--ps-space-sm);
}

.module-card > p {
    color: #666;
    font-size: 0.9rem;
    margin-bottom: var(--ps-space-md);
}

.module-features {
    list-style: none;
}

.module-features li {
    display: flex;
    align-items: center;
    gap: var(--ps-space-sm);
    font-size: 0.85rem;
    color: #555;
    padding: 4px 0;
}

.module-features i {
    color: var(--ps-success);
}

/* ======================================================================
   GALLERY SECTION
====================================================================== */
.gallery {
    background: var(--ps-gray);
}

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 220px);
    gap: var(--ps-space-md);
}

.gallery-item {
    border-radius: var(--ps-radius-lg);
    overflow: hidden;
    position: relative;
    box-shadow: var(--ps-shadow-sm);
    cursor: pointer;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.gallery-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--ps-shadow-lg);
}

.gallery-item.large {
    grid-column: span 2;
    grid-row: span 2;
}

.gallery-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform 0.4s ease;
}

.gallery-item:hover img {
    transform: scale(1.05);
}

.gallery-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(to top, rgba(10, 15, 31, 0.9) 0%, rgba(10, 15, 31, 0.6) 50%, transparent 100%);
    padding: var(--ps-space-lg) var(--ps-space-md) var(--ps-space-md);
    transform: translateY(100%);
    transition: transform 0.3s ease;
}

.gallery-item:hover .gallery-overlay {
    transform: translateY(0);
}

.gallery-overlay span {
    color: var(--ps-white);
    font-size: 0.95rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: var(--ps-space-sm);
}

.gallery-overlay span::before {
    content: '';
    width: 4px;
    height: 16px;
    background: var(--ps-gradient);
    border-radius: 2px;
}

/* Legacy placeholder styles (fallback) */
.gallery-placeholder {
    width: 100%;
    height: 100%;
    background: var(--ps-gradient-dark);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: var(--ps-space-sm);
    color: var(--ps-white);
    transition: all 0.3s ease;
}

.gallery-placeholder i {
    font-size: 2.5rem;
    opacity: 0.7;
}

.gallery-placeholder span {
    font-size: 0.9rem;
    opacity: 0.8;
}

.gallery-item:hover .gallery-placeholder {
    background: var(--ps-gradient);
}

.gallery-item:hover .gallery-placeholder i,
.gallery-item:hover .gallery-placeholder span {
    opacity: 1;
}

/* ======================================================================
   PLANS SECTION
====================================================================== */

/* Billing Toggle */
.billing-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ps-space-md);
    margin-bottom: var(--ps-space-xl);
}

.billing-label {
    font-size: 0.95rem;
    color: #666;
    transition: color 0.3s ease;
}

.billing-label.active {
    color: var(--ps-dark);
    font-weight: 600;
}

.toggle-switch {
    position: relative;
    width: 56px;
    height: 30px;
    cursor: pointer;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #ddd;
    border-radius: 30px;
    transition: 0.3s;
}

.toggle-slider::before {
    position: absolute;
    content: "";
    height: 24px;
    width: 24px;
    left: 3px;
    bottom: 3px;
    background: white;
    border-radius: 50%;
    transition: 0.3s;
    box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.toggle-switch input:checked + .toggle-slider {
    background: var(--ps-gradient);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(26px);
}

.discount-badge {
    background: var(--ps-lime);
    color: var(--ps-dark);
    padding: 2px 8px;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    margin-left: 4px;
}

.annual-savings {
    text-align: center;
    color: var(--ps-success);
    font-size: 0.85rem;
    font-weight: 600;
    margin-top: -10px;
    margin-bottom: var(--ps-space-md);
}

.plans-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--ps-space-lg);
    align-items: start;
}

.plans-grid.four-plans {
    grid-template-columns: repeat(4, 1fr);
    gap: var(--ps-space-md);
}

.plans-note {
    text-align: center;
    color: #666;
    font-size: 0.9rem;
    margin-top: var(--ps-space-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--ps-space-sm);
}

.plans-note i {
    color: var(--ps-blue);
}

.plan-card {
    background: var(--ps-white);
    padding: var(--ps-space-lg);
    border-radius: var(--ps-radius-xl);
    border: 1px solid #eee;
    box-shadow: var(--ps-shadow-sm);
    position: relative;
    transition: all 0.3s ease;
}

.plan-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--ps-shadow);
}

.plan-card.recommended {
    border-color: var(--ps-aqua);
    transform: scale(1.02);
    box-shadow: var(--ps-shadow-lg);
    border-width: 2px;
}

.plan-card.recommended:hover {
    transform: scale(1.02) translateY(-5px);
}

.plan-card.enterprise {
    border-color: var(--ps-purple);
    background: linear-gradient(180deg, #faf8ff 0%, #fff 100%);
}

.plan-badge {
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--ps-gradient);
    color: var(--ps-white);
    padding: 6px 16px;
    border-radius: 50px;
    font-size: 0.75rem;
    font-weight: 600;
    white-space: nowrap;
}

.plan-badge.enterprise-badge {
    background: var(--ps-gradient-purple);
}

.plan-header {
    text-align: center;
    margin-bottom: var(--ps-space-md);
}

.plan-name {
    font-size: 1.3rem;
    margin-bottom: 4px;
}

.plan-description {
    color: #666;
    font-size: 0.85rem;
}

.plan-price {
    text-align: center;
    margin-bottom: var(--ps-space-md);
    padding-bottom: var(--ps-space-md);
    border-bottom: 1px solid #eee;
}

.plan-price .currency {
    font-size: 1.2rem;
    color: #666;
    vertical-align: super;
}

.plan-price .amount {
    font-family: 'Manrope', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--ps-dark);
}

.plan-price .period {
    color: #666;
    font-size: 0.85rem;
}

.plan-features {
    list-style: none;
    margin-bottom: var(--ps-space-lg);
}

.plan-features li {
    display: flex;
    align-items: flex-start;
    gap: var(--ps-space-sm);
    padding: 6px 0;
    font-size: 0.85rem;
}

.plan-features li i {
    font-size: 0.9rem;
    margin-top: 2px;
    flex-shrink: 0;
}

.plan-features li:not(.disabled) i {
    color: var(--ps-success);
}

.plan-features li.disabled {
    color: #aaa;
}

.plan-features li.disabled i {
    color: #ddd;
}

/* ======================================================================
   CTA SECTION
====================================================================== */
.cta-section {
    background: var(--ps-gradient-dark);
    padding: var(--ps-space-3xl) 0;
}

.cta-content {
    text-align: center;
    max-width: 700px;
    margin: 0 auto;
}

.cta-content h2 {
    font-size: 2.5rem;
    color: var(--ps-white);
    margin-bottom: var(--ps-space-md);
}

.cta-content p {
    font-size: 1.2rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: var(--ps-space-xl);
}

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

/* ======================================================================
   CONTACT SECTION
====================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--ps-space-2xl);
}

.contact-info {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--ps-space-md);
}

.contact-card {
    background: var(--ps-gray);
    padding: var(--ps-space-lg);
    border-radius: var(--ps-radius-lg);
    text-align: center;
}

.contact-icon {
    width: 50px;
    height: 50px;
    background: var(--ps-gradient);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ps-white);
    font-size: 1.25rem;
    margin: 0 auto var(--ps-space-md);
}

.contact-card h4 {
    font-size: 1rem;
    margin-bottom: 4px;
}

.contact-card p,
.contact-card a {
    color: #666;
    font-size: 0.9rem;
}

.contact-card a:hover {
    color: var(--ps-blue);
}

.contact-form-container {
    background: var(--ps-white);
    padding: var(--ps-space-xl);
    border-radius: var(--ps-radius-xl);
    border: 1px solid rgba(0, 212, 255, 0.2);
    box-shadow: var(--ps-shadow-sm);
}

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

.form-group label {
    display: block;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 6px;
    color: var(--ps-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px 16px;
    font-family: 'Inter', sans-serif;
    font-size: 0.95rem;
    border: 1px solid #ddd;
    border-radius: var(--ps-radius);
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--ps-aqua);
    box-shadow: 0 0 0 3px rgba(0, 212, 255, 0.1);
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--ps-space-md);
}

/* ======================================================================
   FOOTER
====================================================================== */
.footer {
    background: var(--ps-dark);
    color: var(--ps-white);
    padding: var(--ps-space-3xl) 0 var(--ps-space-lg);
}

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

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.95rem;
    margin: var(--ps-space-md) 0;
    max-width: 300px;
}

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

.footer-social {
    display: flex;
    gap: var(--ps-space-md);
    margin-top: var(--ps-space-lg);
}

.footer-social a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ps-white);
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background: var(--ps-gradient);
    transform: translateY(-3px);
}

.footer-links h4 {
    font-size: 1rem;
    margin-bottom: var(--ps-space-md);
    color: var(--ps-white);
}

.footer-links ul {
    list-style: none;
}

.footer-links li {
    margin-bottom: var(--ps-space-sm);
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
}

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

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--ps-space-lg);
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.85rem;
}

/* ======================================================================
   BACK TO TOP
====================================================================== */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: var(--ps-gradient);
    color: var(--ps-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.25rem;
    box-shadow: var(--ps-shadow);
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    box-shadow: var(--ps-shadow-glow);
}

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

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

    .hero-description {
        margin: 0 auto var(--ps-space-xl);
    }

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

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

    .hero-visual {
        display: none;
    }

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

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

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

    .gallery-item {
        height: 200px;
    }

    .gallery-item.large {
        grid-column: span 2;
        grid-row: span 1;
        height: 280px;
    }

    .gallery-overlay {
        transform: translateY(0);
    }

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

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

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: var(--ps-dark);
        flex-direction: column;
        padding: var(--ps-space-lg);
        gap: var(--ps-space-md);
        transform: translateY(-100%);
        opacity: 0;
        visibility: hidden;
        transition: all 0.3s ease;
    }

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

    .nav-toggle {
        display: block;
    }

    .nav-cta {
        display: none;
    }

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

    .section-title {
        font-size: 1.8rem;
    }

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

    .plans-grid,
    .plans-grid.four-plans {
        grid-template-columns: 1fr;
    }

    .plan-card.recommended {
        transform: none;
    }

    .plan-card.recommended:hover {
        transform: translateY(-5px);
    }

    .billing-toggle {
        flex-wrap: wrap;
    }

    .gallery-grid {
        grid-template-columns: 1fr;
        grid-template-rows: auto;
    }

    .gallery-item,
    .gallery-item.large {
        grid-column: span 1;
        grid-row: span 1;
        height: 220px;
    }

    .gallery-item.large {
        height: 280px;
    }

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

    .form-row {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .footer-brand {
        display: flex;
        flex-direction: column;
        align-items: center;
    }

    .footer-brand p {
        text-align: center;
    }

    .footer-social {
        justify-content: center;
    }

    .footer-bottom {
        flex-direction: column;
        gap: var(--ps-space-sm);
        text-align: center;
    }

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