/* ============================================
   PRIVISO - Professional Security & Privacy Website
   Modern, Clean Design System
   ============================================ */

/* CSS Variables */
:root {
    /* Brand Colors */
    --primary-red: #c92228;
    --primary-red-dark: #a81d22;
    --primary-red-light: #e63946;
    --secondary-blue: #0986c0;
    --accent-blue: #227bc3;
    --accent-blue-light: #4da3e0;

    /* Neutrals */
    --dark-900: #0a0b0c;
    --dark-800: #141618;
    --dark-700: #1a1c1e;
    --dark-600: #252729;
    --dark-500: #363839;
    --gray-400: #6b7280;
    --gray-300: #9ca3af;
    --gray-200: #d1d5db;
    --gray-100: #f3f4f6;
    --white: #ffffff;

    /* Typography */
    --font-primary: 'Montserrat', sans-serif;
    --font-secondary: 'Inter', sans-serif;

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

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.5s ease;

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    --shadow-glow: 0 0 40px rgba(201, 34, 40, 0.2);
}

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

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

body {
    font-family: var(--font-secondary);
    font-size: 1rem;
    line-height: 1.6;
    color: var(--dark-700);
    background-color: var(--white);
    overflow-x: hidden;
}

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

ul {
    list-style: none;
}

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

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

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 700;
    line-height: 1.2;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    border-radius: 8px;
    border: none;
    cursor: pointer;
    transition: var(--transition-medium);
}

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

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

.btn-secondary {
    background: transparent;
    color: var(--dark-700);
    border: 2px solid var(--dark-600);
}

.btn-secondary:hover {
    background: var(--dark-700);
    color: var(--white);
    border-color: var(--dark-700);
}

.btn-large {
    padding: 18px 40px;
    font-size: 1rem;
}

.btn-spotify {
    background: #1DB954;
    color: var(--white);
    padding: 16px 32px;
}

.btn-spotify:hover {
    background: #1ed760;
    transform: translateY(-2px);
}

.btn-spotify svg {
    width: 24px;
    height: 24px;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 0;
    transition: var(--transition-medium);
}

.navbar.scrolled {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: var(--shadow-md);
    padding: 12px 0;
}

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

.logo {
    display: flex;
    flex-direction: column;
}

.logo-img {
    height: 45px;
    width: auto;
}

.logo-light {
    display: block;
}

.logo-dark {
    display: none;
}

.navbar.scrolled .logo-light {
    display: none;
}

.navbar.scrolled .logo-dark {
    display: block;
}

.logo-text {
    font-family: var(--font-primary);
    font-size: 1.75rem;
    font-weight: 800;
    color: var(--white);
    letter-spacing: 2px;
    transition: var(--transition-medium);
}

.navbar.scrolled .logo-text {
    color: var(--dark-800);
}

.logo-tagline {
    font-size: 0.65rem;
    color: rgba(255, 255, 255, 0.7);
    letter-spacing: 1px;
    text-transform: uppercase;
    transition: var(--transition-medium);
}

.navbar.scrolled .logo-tagline {
    color: var(--gray-400);
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
}

.nav-link {
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.9);
    position: relative;
    transition: var(--transition-medium);
}

.navbar.scrolled .nav-link {
    color: var(--dark-600);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-red);
    transition: var(--transition-medium);
}

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

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

.navbar.scrolled .nav-link:hover {
    color: var(--primary-red);
}

.nav-cta {
    background: var(--primary-red);
    color: var(--white) !important;
    padding: 12px 24px;
    border-radius: 6px;
}

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

.nav-cta:hover {
    background: var(--primary-red-dark);
    transform: translateY(-1px);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    width: 28px;
    height: 2px;
    background: var(--white);
    transition: var(--transition-medium);
}

.navbar.scrolled .hamburger span {
    background: var(--dark-700);
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    padding: 120px 24px 80px;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, var(--dark-900) 0%, var(--dark-700) 50%, var(--dark-800) 100%);
    z-index: -2;
}

.hero-bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 20% 80%, rgba(201, 34, 40, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(34, 123, 195, 0.1) 0%, transparent 50%);
    z-index: 1;
}

.hero-bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%23ffffff' fill-opacity='0.02'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
    opacity: 0.5;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
    max-width: 1200px;
    width: 100%;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 600px;
    text-align: left;
    position: relative;
    z-index: 1;
}

.hero-graphic {
    display: flex;
    justify-content: center;
    align-items: center;
    animation: fadeInRight 1s ease 0.5s forwards;
    opacity: 0;
}

.hero-shield {
    width: 100%;
    max-width: 400px;
    height: auto;
    filter: drop-shadow(0 20px 60px rgba(201, 34, 40, 0.3));
}

@keyframes fadeInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.hero-badge {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(201, 34, 40, 0.15);
    border: 1px solid rgba(201, 34, 40, 0.3);
    border-radius: 50px;
    font-family: var(--font-primary);
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--primary-red-light);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 32px;
    animation: fadeInUp 0.8s ease forwards;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 800;
    color: var(--white);
    margin-bottom: 24px;
    animation: fadeInUp 0.8s ease 0.2s forwards;
    opacity: 0;
}

.gradient-text {
    display: block;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--accent-blue) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-subtitle {
    font-size: 1.2rem;
    color: var(--gray-300);
    max-width: 600px;
    margin: 0 0 40px;
    animation: fadeInUp 0.8s ease 0.4s forwards;
    opacity: 0;
}

.hero-cta {
    display: flex;
    gap: 16px;
    justify-content: flex-start;
    flex-wrap: wrap;
    animation: fadeInUp 0.8s ease 0.6s forwards;
    opacity: 0;
}

.hero-cta .btn-secondary {
    border-color: rgba(255, 255, 255, 0.3);
    color: var(--white);
}

.hero-cta .btn-secondary:hover {
    background: var(--white);
    color: var(--dark-800);
    border-color: var(--white);
}

.hero-trust {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 40px;
    margin-top: 60px;
    animation: fadeInUp 0.8s ease 0.8s forwards;
    opacity: 0;
}

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

.trust-number {
    display: block;
    font-family: var(--font-primary);
    font-size: 2rem;
    font-weight: 800;
    color: var(--white);
}

.trust-label {
    font-size: 0.85rem;
    color: var(--gray-400);
}

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

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    animation: fadeInUp 0.8s ease 1s forwards;
    opacity: 0;
}

.scroll-indicator {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: var(--gray-400);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.scroll-arrow {
    width: 24px;
    height: 40px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 12px;
    position: relative;
}

.scroll-arrow::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 4px;
    height: 8px;
    background: var(--primary-red);
    border-radius: 2px;
    animation: scrollBounce 2s infinite;
}

@keyframes scrollBounce {
    0%, 100% { top: 8px; opacity: 1; }
    50% { top: 20px; opacity: 0.5; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================
   SECTION HEADERS
   ============================================ */
.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 64px;
}

.section-header.light .section-title,
.section-header.light .section-subtitle {
    color: var(--white);
}

.section-header.light .section-label {
    color: var(--primary-red-light);
    border-color: rgba(201, 34, 40, 0.3);
    background: rgba(201, 34, 40, 0.1);
}

.section-label {
    display: inline-block;
    padding: 6px 16px;
    background: rgba(201, 34, 40, 0.08);
    border: 1px solid rgba(201, 34, 40, 0.2);
    border-radius: 50px;
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--primary-red);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 20px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.75rem);
    color: var(--dark-800);
    margin-bottom: 20px;
}

.section-subtitle {
    font-size: 1.1rem;
    color: var(--gray-400);
    line-height: 1.7;
}

/* ============================================
   ABOUT SECTION
   ============================================ */
.about {
    padding: var(--section-padding) 0;
    background: var(--white);
}

.about-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
    margin-bottom: 64px;
}

.about-card {
    padding: 40px 32px;
    background: var(--gray-100);
    border-radius: 16px;
    transition: var(--transition-medium);
}

.about-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-xl);
    background: var(--white);
}

.about-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
    border-radius: 12px;
    margin-bottom: 24px;
}

.about-icon svg {
    width: 28px;
    height: 28px;
    stroke: var(--white);
}

.about-card h3 {
    font-size: 1.25rem;
    color: var(--dark-800);
    margin-bottom: 12px;
}

.about-card p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.7;
}

.about-values {
    display: flex;
    justify-content: center;
    gap: 48px;
    flex-wrap: wrap;
}

.value-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.value-icon {
    width: 32px;
    height: 32px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(34, 123, 195, 0.1);
    border-radius: 50%;
}

.value-icon svg {
    width: 18px;
    height: 18px;
    stroke: var(--accent-blue);
}

.value-item span {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--dark-700);
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: var(--section-padding) 0;
    background: var(--gray-100);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    position: relative;
    padding: 48px 32px 40px;
    background: var(--white);
    border-radius: 16px;
    transition: var(--transition-medium);
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--primary-red) 0%, var(--accent-blue) 100%);
    transform: scaleX(0);
    transform-origin: left;
    transition: var(--transition-medium);
}

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

.service-card:hover::before {
    transform: scaleX(1);
}

.service-number {
    position: absolute;
    top: 24px;
    right: 24px;
    font-family: var(--font-primary);
    font-size: 3rem;
    font-weight: 800;
    color: var(--gray-100);
    line-height: 1;
    transition: var(--transition-medium);
}

.service-card:hover .service-number {
    color: rgba(201, 34, 40, 0.1);
}

.service-icon {
    width: 64px;
    height: 64px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, rgba(201, 34, 40, 0.1) 0%, rgba(34, 123, 195, 0.1) 100%);
    border-radius: 16px;
    margin-bottom: 24px;
}

.service-icon svg {
    width: 32px;
    height: 32px;
    stroke: var(--primary-red);
}

.service-card h3 {
    font-size: 1.2rem;
    color: var(--dark-800);
    margin-bottom: 12px;
}

.service-card p {
    color: var(--gray-400);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* ============================================
   FEATURES SECTION (AI Features)
   ============================================ */
.features {
    padding: var(--section-padding) 0;
}

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

.feature-card {
    padding: 32px;
    border-radius: 16px;
    transition: var(--transition-medium);
}

.feature-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 40px rgba(0, 0, 0, 0.2);
}

.feature-card h3 {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
    margin: 0 0 12px 0;
    line-height: 1.3;
}

.feature-card p {
    font-size: 0.95rem;
    line-height: 1.7;
    margin: 0;
}

/* ============================================
   PRODUCTS SECTION
   ============================================ */
.products {
    padding: var(--section-padding) 0;
    background: linear-gradient(135deg, var(--dark-900) 0%, var(--dark-700) 100%);
    position: relative;
}

.products::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(circle at 10% 90%, rgba(201, 34, 40, 0.1) 0%, transparent 40%),
        radial-gradient(circle at 90% 10%, rgba(34, 123, 195, 0.1) 0%, transparent 40%);
}

.product-showcase {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 48px;
    align-items: start;
    position: relative;
    z-index: 1;
}

.product-main {
    background: var(--white);
    padding: 48px;
    border-radius: 24px;
    position: relative;
}

.product-badge {
    position: absolute;
    top: -12px;
    left: 32px;
    padding: 8px 20px;
    background: var(--primary-red);
    color: var(--white);
    font-family: var(--font-primary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
}

.product-main h3 {
    font-size: 1.75rem;
    color: var(--dark-800);
    margin-bottom: 16px;
}

.product-description {
    color: var(--gray-400);
    margin-bottom: 32px;
    line-height: 1.7;
}

.product-features {
    margin-bottom: 40px;
}

.product-features li {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 12px 0;
    color: var(--dark-600);
    border-bottom: 1px solid var(--gray-100);
}

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

.product-features svg {
    width: 20px;
    height: 20px;
    stroke: var(--accent-blue);
    flex-shrink: 0;
}

.product-addons {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    padding: 32px;
    border-radius: 20px;
}

.product-addons h4 {
    color: var(--white);
    font-size: 1.25rem;
    margin-bottom: 8px;
}

.product-addons > p {
    color: var(--gray-400);
    font-size: 0.9rem;
    margin-bottom: 24px;
}

.addon-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    margin-bottom: 24px;
}

.addon-item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: 12px;
    transition: var(--transition-medium);
}

.addon-item:hover {
    background: rgba(255, 255, 255, 0.1);
}

.addon-item svg {
    width: 24px;
    height: 24px;
    stroke: var(--accent-blue);
}

.addon-item span {
    color: var(--white);
    font-weight: 500;
}

.addon-note {
    font-size: 0.85rem;
    color: var(--gray-400);
    line-height: 1.6;
    padding: 16px;
    background: rgba(201, 34, 40, 0.1);
    border-radius: 8px;
    border-left: 3px solid var(--primary-red);
}

/* ============================================
   PODCAST SECTION
   ============================================ */
.podcast {
    padding: var(--section-padding) 0;
    background: var(--white);
}

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

.podcast-info .section-label {
    margin-bottom: 16px;
}

.podcast-info h2 {
    font-size: 2.5rem;
    color: var(--dark-800);
    margin-bottom: 20px;
}

.podcast-info p {
    color: var(--gray-400);
    font-size: 1.1rem;
    line-height: 1.7;
    margin-bottom: 32px;
}

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

.podcast-graphic {
    width: 300px;
    height: 300px;
    background: linear-gradient(135deg, var(--dark-800) 0%, var(--dark-700) 100%);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    box-shadow: var(--shadow-xl), var(--shadow-glow);
}

.sound-wave {
    display: flex;
    align-items: center;
    gap: 8px;
    height: 80px;
}

.sound-wave span {
    width: 8px;
    background: linear-gradient(180deg, var(--primary-red) 0%, var(--accent-blue) 100%);
    border-radius: 4px;
    animation: soundWave 1s ease-in-out infinite;
}

.sound-wave span:nth-child(1) { height: 20px; animation-delay: 0s; }
.sound-wave span:nth-child(2) { height: 40px; animation-delay: 0.1s; }
.sound-wave span:nth-child(3) { height: 60px; animation-delay: 0.2s; }
.sound-wave span:nth-child(4) { height: 80px; animation-delay: 0.3s; }
.sound-wave span:nth-child(5) { height: 60px; animation-delay: 0.4s; }
.sound-wave span:nth-child(6) { height: 40px; animation-delay: 0.5s; }
.sound-wave span:nth-child(7) { height: 20px; animation-delay: 0.6s; }

@keyframes soundWave {
    0%, 100% { transform: scaleY(1); }
    50% { transform: scaleY(0.5); }
}

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--section-padding) 0;
    background: var(--gray-100);
}

.contact-grid {
    display: flex;
    justify-content: center;
    gap: 32px;
    max-width: 700px;
    margin: 0 auto;
}

.contact-info {
    display: flex;
    flex-direction: row;
    gap: 24px;
    flex-wrap: wrap;
    justify-content: center;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
    background: var(--white);
    border-radius: 16px;
    transition: var(--transition-medium);
}

.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-lg);
}

.contact-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--primary-red) 0%, var(--primary-red-dark) 100%);
    border-radius: 12px;
    flex-shrink: 0;
}

.contact-icon svg {
    width: 24px;
    height: 24px;
    stroke: var(--white);
}

.contact-details h4 {
    font-size: 0.85rem;
    color: var(--gray-400);
    font-weight: 500;
    margin-bottom: 4px;
}

.contact-details a {
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-800);
}

.contact-details a:hover {
    color: var(--primary-red);
}

.contact-socials {
    padding: 24px;
    background: var(--white);
    border-radius: 16px;
}

.contact-socials h4 {
    font-size: 0.85rem;
    color: var(--gray-400);
    font-weight: 500;
    margin-bottom: 16px;
}

.social-links {
    display: flex;
    gap: 12px;
}

.social-links a {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gray-100);
    border-radius: 12px;
    transition: var(--transition-medium);
}

.social-links a:hover {
    background: var(--dark-800);
}

.social-links svg {
    width: 20px;
    height: 20px;
    fill: var(--dark-600);
    transition: var(--transition-medium);
}

.social-links a:hover svg {
    fill: var(--white);
}

/* Contact Form */
.contact-form {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    padding: 48px;
    background: var(--white);
    border-radius: 24px;
    box-shadow: var(--shadow-lg);
}

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

.form-group.full-width {
    grid-column: span 2;
}

.form-group label {
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--dark-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 16px;
    border: 2px solid var(--gray-200);
    border-radius: 10px;
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--dark-700);
    transition: var(--transition-medium);
    background: var(--white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-red);
    box-shadow: 0 0 0 4px rgba(201, 34, 40, 0.1);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--gray-300);
}

.form-group select {
    cursor: pointer;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='20' height='20' viewBox='0 0 24 24' fill='none' stroke='%236b7280' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
}

.contact-form .btn {
    grid-column: span 2;
    justify-self: start;
}

/* ============================================
   PLATFORM SECTION
   ============================================ */
section.platform {
    padding: 100px 0 120px;
    background: linear-gradient(180deg, #f8f9fa 0%, #ffffff 100%);
    position: relative;
}

section.platform .section-header {
    text-align: center;
    margin-bottom: 64px;
}

section.platform .section-label {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(201, 34, 40, 0.1);
    color: #c92228;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 50px;
    margin-bottom: 20px;
}

section.platform .section-title {
    font-family: 'Montserrat', sans-serif;
    font-size: 2.5rem;
    font-weight: 800;
    color: #141618;
    margin-bottom: 16px;
    line-height: 1.2;
}

section.platform .section-subtitle {
    font-size: 1.1rem;
    color: #6b7280;
    max-width: 700px;
    margin: 0 auto;
    line-height: 1.7;
}

section.platform .platform-content {
    display: grid;
    grid-template-columns: 1fr 380px;
    gap: 48px;
    align-items: start;
    max-width: 1200px;
    margin: 0 auto;
}

section.platform .platform-features-simple {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
}

section.platform .platform-feature-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
    padding: 28px;
    background: #ffffff;
    border-radius: 16px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.04);
    transition: all 0.3s ease;
}

section.platform .platform-feature-item:hover {
    transform: translateY(-6px);
    box-shadow: 0 12px 40px rgba(201, 34, 40, 0.12);
    border-color: rgba(201, 34, 40, 0.2);
}

section.platform .platform-feature-number {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.75rem;
    font-weight: 800;
    color: #c92228;
    opacity: 0.25;
    line-height: 1;
    flex-shrink: 0;
    min-width: 36px;
}

section.platform .platform-feature-text h4 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    color: #141618;
    margin-bottom: 8px;
    line-height: 1.3;
}

section.platform .platform-feature-text p {
    font-size: 0.875rem;
    color: #6b7280;
    line-height: 1.6;
    margin: 0;
}

section.platform .platform-cta-card {
    background: linear-gradient(145deg, #141618 0%, #1a1c1e 100%);
    border-radius: 24px;
    padding: 40px 32px;
    position: sticky;
    top: 100px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}

section.platform .platform-cta-badge {
    display: inline-block;
    padding: 10px 20px;
    background: #c92228;
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    border-radius: 6px;
    margin-bottom: 24px;
}

section.platform .platform-cta-card h3 {
    font-family: 'Montserrat', sans-serif;
    font-size: 1.5rem;
    font-weight: 700;
    color: #ffffff;
    margin-bottom: 16px;
    line-height: 1.3;
}

section.platform .platform-cta-card > p {
    color: #9ca3af;
    font-size: 0.95rem;
    margin-bottom: 28px;
    line-height: 1.7;
}

section.platform .platform-benefits-list {
    list-style: none;
    padding: 0;
    margin: 0 0 32px 0;
}

section.platform .platform-benefits-list li {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px 0;
    color: #ffffff;
    font-size: 0.95rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

section.platform .platform-benefits-list li::before {
    content: "✓";
    display: flex;
    align-items: center;
    justify-content: center;
    width: 22px;
    height: 22px;
    background: rgba(201, 34, 40, 0.15);
    color: #c92228;
    font-weight: 700;
    font-size: 0.75rem;
    border-radius: 50%;
    flex-shrink: 0;
}

section.platform .platform-benefits-list li:last-child {
    border-bottom: none;
}

section.platform .btn-full {
    display: block;
    width: 100%;
    padding: 18px 32px;
    background: #c92228;
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 700;
    text-align: center;
    text-decoration: none;
    border-radius: 12px;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 20px rgba(201, 34, 40, 0.4);
}

section.platform .btn-full:hover {
    background: #a81d22;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(201, 34, 40, 0.5);
}

section.platform .platform-login {
    margin-top: 20px;
    text-align: center;
    color: #6b7280;
    font-size: 0.9rem;
}

section.platform .platform-login a {
    color: #ffffff;
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s ease;
}

section.platform .platform-login a:hover {
    color: #c92228;
}

@media (max-width: 1024px) {
    section.platform .platform-content {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    section.platform .platform-cta-card {
        position: static;
        max-width: 500px;
        margin: 0 auto;
    }
}

@media (max-width: 768px) {
    section.platform {
        padding: 80px 0;
    }

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

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

    section.platform .platform-feature-item {
        padding: 24px;
    }

    section.platform .platform-cta-card {
        padding: 32px 24px;
    }
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--dark-900);
    padding: 80px 0 32px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 0.8fr 1fr 1fr;
    gap: 32px;
    margin-bottom: 64px;
}

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

.footer-brand p {
    color: var(--gray-400);
    margin-top: 8px;
}

.footer-tagline {
    margin-top: 16px !important;
    font-weight: 600;
    color: var(--gray-300) !important;
}

.footer-links h4 {
    color: var(--white);
    font-size: 1rem;
    margin-bottom: 24px;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-links a {
    color: var(--gray-400);
    font-size: 0.95rem;
    transition: var(--transition-medium);
}

.footer-links a:hover {
    color: var(--white);
    padding-left: 8px;
}

.footer-bottom {
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: var(--gray-400);
    font-size: 0.9rem;
}

/* ============================================
   ACCESSIBILITY
   ============================================ */
.skip-link {
    position: absolute;
    top: -100%;
    left: 50%;
    transform: translateX(-50%);
    background: var(--primary-red);
    color: var(--white);
    padding: 12px 24px;
    border-radius: 0 0 8px 8px;
    font-family: var(--font-primary);
    font-weight: 600;
    z-index: 10000;
    transition: top 0.3s ease;
}

.skip-link:focus {
    top: 0;
    outline: 3px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Focus styles for keyboard navigation */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible {
    outline: 3px solid var(--accent-blue);
    outline-offset: 2px;
}

/* Reduced motion preferences */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .sound-wave span {
        animation: none;
    }

    .scroll-arrow::before {
        animation: none;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    :root {
        --primary-red: #ff0000;
        --accent-blue: #0066ff;
    }

    .btn-primary {
        border: 2px solid var(--white);
    }

    .service-card,
    .about-card,
    .contact-card {
        border: 2px solid var(--dark-700);
    }
}

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

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

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

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

    .product-showcase {
        grid-template-columns: 1fr;
    }

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

    .podcast-info {
        order: 1;
    }

    .podcast-visual {
        order: 0;
        margin-bottom: 32px;
    }

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

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

@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 80%;
        max-width: 400px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        padding: 100px 40px 40px;
        gap: 24px;
        transition: var(--transition-medium);
        box-shadow: -20px 0 40px rgba(0, 0, 0, 0.1);
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-link {
        color: var(--dark-700);
        font-size: 1.1rem;
    }

    .hamburger {
        display: flex;
        z-index: 1001;
    }

    .hamburger.active span:nth-child(1) {
        transform: rotate(45deg) translate(6px, 6px);
    }

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

    .hamburger.active span:nth-child(3) {
        transform: rotate(-45deg) translate(6px, -6px);
    }

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

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

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 40px;
    }

    .hero-content {
        text-align: center;
        max-width: 100%;
    }

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

    .hero-trust {
        justify-content: center;
        flex-direction: column;
        gap: 24px;
    }

    .hero-graphic {
        order: -1;
    }

    .hero-shield {
        max-width: 280px;
    }

    .hero-scroll {
        display: none;
    }

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

    .hero-trust {
        margin-top: 40px;
    }

    .trust-divider {
        width: 40px;
        height: 1px;
    }

    .about-values {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .contact-form {
        grid-template-columns: 1fr;
        padding: 32px 24px;
    }

    .form-group.full-width {
        grid-column: span 1;
    }

    .contact-form .btn {
        grid-column: span 1;
        width: 100%;
    }

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

    .footer-links a:hover {
        padding-left: 0;
    }
}

@media (max-width: 480px) {
    .hero {
        padding: 90px 16px 50px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .hero-subtitle {
        font-size: 0.95rem;
    }

    .hero-cta {
        flex-direction: column;
        width: 100%;
    }

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

    .hero-trust {
        gap: 16px;
        margin-top: 32px;
    }

    .trust-number {
        font-size: 1.5rem;
    }

    .trust-label {
        font-size: 0.75rem;
    }

    .hero-shield {
        max-width: 220px;
    }

    .product-main {
        padding: 32px 24px;
    }

    .podcast-graphic {
        width: 220px;
        height: 220px;
    }
}

/* ============================================
   Security Section
   ============================================ */

.security-section {
    padding: 100px 0;
    background: linear-gradient(180deg, #f8fafc 0%, #f1f5f9 100%);
}

.security-features {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
    margin-top: 48px;
}

.security-feature {
    padding: 32px;
    background: white;
    border-radius: 16px;
    border: 1px solid #e2e8f0;
    transition: all 0.3s ease;
}

.security-feature:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.08);
    border-color: var(--accent-blue);
}

.security-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--accent-blue) 0%, #0a6e9e 100%);
    border-radius: 12px;
    margin-bottom: 20px;
}

.security-icon svg {
    width: 28px;
    height: 28px;
    stroke: white;
}

.security-feature h4 {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--dark-800);
    margin-bottom: 12px;
}

.security-feature p {
    font-family: var(--font-secondary);
    font-size: 0.9375rem;
    color: var(--gray-400);
    line-height: 1.6;
}

/* ============================================
   ISO Standards Alignment
   ============================================ */

.iso-standards {
    margin-top: 64px;
    padding-top: 48px;
    border-top: 1px solid #e2e8f0;
    text-align: center;
}

.iso-title {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-800);
    margin-bottom: 8px;
}

.iso-subtitle {
    font-family: var(--font-secondary);
    font-size: 1rem;
    color: var(--gray-400);
    margin-bottom: 32px;
}

.iso-badges {
    display: flex;
    justify-content: center;
    gap: 32px;
    flex-wrap: wrap;
}

.iso-badge {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 20px 28px;
    background: linear-gradient(135deg, #f8fafc 0%, #f1f5f9 100%);
    border: 2px solid var(--accent-blue);
    border-radius: 12px;
    transition: all 0.3s ease;
}

.iso-badge:hover {
    transform: translateY(-4px);
    box-shadow: 0 8px 24px rgba(9, 134, 192, 0.15);
}

.iso-badge-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--accent-blue);
    border-radius: 50%;
    flex-shrink: 0;
}

.iso-badge-icon svg {
    width: 24px;
    height: 24px;
    stroke: white;
}

.iso-badge-content {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: left;
}

.iso-badge-label {
    font-family: var(--font-primary);
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--accent-blue);
}

.iso-badge-name {
    font-family: var(--font-secondary);
    font-size: 0.875rem;
    color: var(--dark-500);
}

/* Responsive - Security & ISO */
@media (max-width: 768px) {
    .security-section {
        padding: 60px 0;
    }

    .security-features {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .security-feature {
        padding: 24px;
    }

    .security-icon {
        width: 48px;
        height: 48px;
    }

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

    .iso-standards {
        margin-top: 48px;
        padding-top: 32px;
    }

    .iso-title {
        font-size: 1.25rem;
    }

    .iso-badges {
        flex-direction: column;
        align-items: center;
        gap: 16px;
    }

    .iso-badge {
        width: 100%;
        max-width: 320px;
        padding: 16px 20px;
    }
}

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