/* ===================================
   Raf Royal - ASP.NET 9 Landing Page
   Style: Full-Screen Photo Sections
   =================================== */

/* CSS Variables */
:root {
    --bg-primary: #FAFAFA;
    --bg-secondary: #FFFFFF;
    --bg-dark: #0A0A0A;
    --bg-accent: #F5F5F5;

    --text-primary: #1A1A1A;
    --text-secondary: #666666;
    --text-light: #999999;
    --text-white: #FFFFFF;

    --accent-primary: #0066FF;
    --accent-secondary: #00D4AA;
    --accent-gold: #C9A962;

    --border-color: rgba(0, 0, 0, 0.08);
    --border-color-light: rgba(255, 255, 255, 0.15);
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-md: 0 8px 30px rgba(0, 0, 0, 0.08);
    --shadow-lg: 0 20px 60px rgba(0, 0, 0, 0.12);

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

    --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Playfair Display', Georgia, serif;

    --transition-fast: 0.2s ease;
    --transition-smooth: 0.5s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    font-size: 16px;
    scroll-snap-type: y mandatory;
}

body {
    font-family: var(--font-primary);
    background: var(--bg-dark);
    color: var(--text-white);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

/* Container */
.container {
    width: 100%;
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 24px;
}

@media (min-width: 768px) {
    .container {
        padding: 0 48px;
    }
}

@media (min-width: 1200px) {
    .container {
        padding: 0 80px;
    }
}

/* Typography */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    line-height: 1.2;
    color: var(--text-white);
}

h1 {
    font-size: clamp(2.5rem, 6vw, 5rem);
}

h2 {
    font-size: clamp(2rem, 5vw, 3.5rem);
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2.25rem);
}

h4 {
    font-size: 1.25rem;
}

p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1.0625rem;
    line-height: 1.7;
}

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

/* ===================================
   FULLSCREEN SECTIONS
   =================================== */
.fullscreen-section {
    min-height: 100vh;
    width: 100%;
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    scroll-snap-align: start;
    overflow: hidden;
}

@media (max-width: 768px) {
    .fullscreen-section {
        background-attachment: scroll;
    }
}

.section-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.55);
    z-index: 1;
}

.section-overlay-gradient {
    background: linear-gradient(90deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
}

.section-overlay-gradient-right {
    background: linear-gradient(270deg, rgba(0, 0, 0, 0.85) 0%, rgba(0, 0, 0, 0.4) 50%, transparent 100%);
}

.fullscreen-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 1400px;
    padding: 100px 0;
}

.fullscreen-content.centered-content {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
}

.fullscreen-content.content-left {
    max-width: 600px;
}

.fullscreen-content.content-right {
    max-width: 600px;
    margin-left: auto;
}

@media (max-width: 992px) {

    .fullscreen-content.content-left,
    .fullscreen-content.content-right {
        max-width: 100%;
        margin: 0;
    }
}

/* ===================================
   LOADER
   =================================== */
.loader {
    position: fixed;
    inset: 0;
    background: var(--bg-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    transition: opacity 0.6s ease, visibility 0.6s ease;
}

.loader.hidden {
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
}

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

.loader-logo {
    font-size: 1.5rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    margin-bottom: 24px;
    color: var(--text-white);
}

.loader-bar {
    width: 120px;
    height: 2px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    overflow: hidden;
}

.loader-bar span {
    display: block;
    width: 40%;
    height: 100%;
    background: var(--accent-primary);
    animation: loaderProgress 1.5s ease infinite;
}

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

    100% {
        transform: translateX(350%);
    }
}

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

.header.scrolled {
    background: rgba(10, 10, 10, 0.95);
    backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    padding: 16px 0;
}

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

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

.logo-text {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    color: var(--text-white);
}

.logo-tagline {
    font-size: 0.65rem;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-primary);
    margin-top: 2px;
}

.nav-links {
    display: none;
    list-style: none;
    gap: 40px;
    align-items: center;
}

@media (min-width: 992px) {
    .nav-links {
        display: flex;
    }
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: rgba(255, 255, 255, 0.7);
    position: relative;
}

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

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

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

.nav-link-cta {
    background: var(--accent-primary);
    color: var(--text-white) !important;
    padding: 10px 24px;
    border-radius: var(--radius-sm);
}

.nav-link-cta:hover {
    background: #0055DD;
    transform: translateY(-2px);
}

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

.mobile-menu-btn {
    display: flex;
    flex-direction: column;
    gap: 6px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
}

@media (min-width: 992px) {
    .mobile-menu-btn {
        display: none;
    }
}

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

/* ===================================
   BUTTONS
   =================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 14px 32px;
    font-family: var(--font-primary);
    font-size: 0.9375rem;
    font-weight: 600;
    border-radius: var(--radius-sm);
    border: none;
    cursor: pointer;
    transition: var(--transition-fast);
}

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

.btn-primary:hover {
    background: #0055DD;
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(0, 102, 255, 0.3);
}

.btn-secondary {
    background: transparent;
    color: var(--text-white);
    border: 1px solid var(--border-color-light);
}

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

.btn-glass {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.2);
}

.btn-large {
    padding: 18px 48px;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
}

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

.btn-white:hover {
    background: var(--bg-primary);
    transform: translateY(-2px);
}

/* ===================================
   GLASS MORPHISM CARDS
   =================================== */
.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-lg);
    padding: 32px;
}

.glass-card-dark {
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(20px);
    border: 1px solid rgba(0, 0, 0, 0.2);
    border-radius: var(--radius-lg);
    padding: 40px;
}

/* ===================================
   HERO SECTION
   =================================== */
.hero-section {
    padding-top: 100px;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.hero-title {
    margin-bottom: 24px;
}

.hero-title span {
    display: block;
}

.hero-title .highlight {
    color: var(--accent-primary);
    font-family: var(--font-display);
    font-style: italic;
    font-weight: 500;
}

.hero-description {
    font-size: 1.25rem;
    margin-bottom: 32px;
    max-width: 600px;
}

.hero-cta {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-bottom: 48px;
}

.hero-stats {
    display: flex;
    gap: 48px;
    padding-top: 32px;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
}

@media (max-width: 768px) {
    .hero-stats {
        flex-wrap: wrap;
        gap: 24px;
    }
}

.stat {
    text-align: left;
}

.stat-number {
    display: block;
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--text-white);
    line-height: 1;
}

.stat-label {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 4px;
}

/* Scroll Indicator */
.hero-scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    z-index: 10;
}

.hero-scroll-indicator span {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.5);
}

.scroll-line {
    width: 1px;
    height: 60px;
    background: linear-gradient(to bottom, var(--text-white), transparent);
    animation: scrollPulse 2s ease infinite;
}

@keyframes scrollPulse {

    0%,
    100% {
        opacity: 1;
        transform: scaleY(1);
    }

    50% {
        opacity: 0.5;
        transform: scaleY(0.8);
    }
}

/* ===================================
   SECTION COMMON STYLES
   =================================== */
.section-eyebrow {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.15em;
    color: var(--accent-primary);
    margin-bottom: 16px;
}

.section-title {
    margin-bottom: 24px;
    max-width: 800px;
}

.section-lead {
    font-size: 1.25rem;
    max-width: 700px;
    margin-bottom: 48px;
}

.section-description {
    font-size: 1.125rem;
    max-width: 600px;
    margin-bottom: 48px;
}

/* Dark text for light backgrounds */
.dark-text h2,
.dark-text h3,
.dark-text h4,
.dark-text .section-title {
    color: var(--text-primary);
}

.dark-text p,
.dark-text .section-description {
    color: var(--text-secondary);
}

.dark-text .section-eyebrow {
    color: var(--accent-primary);
}

/* ===================================
   ABOUT SECTION - FEATURES GRID
   =================================== */
.features-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    max-width: 900px;
}

@media (max-width: 768px) {
    .features-grid {
        grid-template-columns: 1fr;
    }
}

.feature-card {
    text-align: left;
    transition: var(--transition-smooth);
}

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

.feature-icon {
    font-size: 2.5rem;
    margin-bottom: 16px;
}

.feature-card h4 {
    margin-bottom: 8px;
    color: var(--text-white);
}

.feature-card p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* ===================================
   SOLUTION SECTIONS
   =================================== */
.solution-number {
    display: inline-block;
    font-size: 0.875rem;
    font-weight: 700;
    color: var(--accent-primary);
    margin-bottom: 12px;
}

.solution-title {
    margin-bottom: 20px;
}

.solution-description {
    margin-bottom: 24px;
    font-size: 1.125rem;
}

.solution-features {
    list-style: none;
    margin-bottom: 24px;
}

.solution-features li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.85);
}

.solution-features li::before {
    content: '✓';
    position: absolute;
    left: 0;
    color: var(--accent-secondary);
    font-weight: 700;
}

.solution-use-cases {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.use-case {
    display: inline-block;
    padding: 8px 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--text-white);
}

/* Video Wall Demo */
.video-wall-demo {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    max-width: 300px;
    margin-top: 32px;
}

.vw-screen {
    width: 100%;
    aspect-ratio: 16/10;
    background: linear-gradient(135deg, #0066FF, #00D4AA);
    border-radius: 8px;
    animation: screenPulse 3s ease infinite;
}

.vw-screen:nth-child(2) {
    animation-delay: 0.5s;
}

.vw-screen:nth-child(3) {
    animation-delay: 1s;
}

.vw-screen:nth-child(4) {
    animation-delay: 1.5s;
}

@keyframes screenPulse {

    0%,
    100% {
        opacity: 0.7;
    }

    50% {
        opacity: 1;
    }
}

/* ===================================
   PROCESS SECTION
   =================================== */
.process-timeline {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 32px;
    max-width: 1000px;
}

@media (max-width: 992px) {
    .process-timeline {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 576px) {
    .process-timeline {
        grid-template-columns: 1fr;
    }
}

.process-step {
    text-align: center;
    padding: 32px 24px;
    background: rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: var(--transition-smooth);
}

.process-step:hover {
    background: rgba(255, 255, 255, 0.1);
    transform: translateY(-4px);
}

.step-number {
    width: 60px;
    height: 60px;
    background: var(--accent-primary);
    color: var(--text-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 1.5rem;
    margin: 0 auto 20px;
}

.step-content h4 {
    margin-bottom: 12px;
    color: var(--text-white);
}

.step-content p {
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.7);
    margin: 0;
}

/* ===================================
   STATS SECTION
   =================================== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 48px;
    text-align: center;
}

@media (max-width: 768px) {
    .stats-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 32px;
    }
}

.stat-item {
    color: var(--text-white);
}

.stat-value {
    font-size: 4rem;
    font-weight: 700;
    display: inline;
    line-height: 1;
}

@media (max-width: 768px) {
    .stat-value {
        font-size: 3rem;
    }
}

.stat-unit {
    font-size: 2rem;
    font-weight: 700;
    color: var(--accent-primary);
}

.stat-desc {
    display: block;
    font-size: 0.9375rem;
    color: rgba(255, 255, 255, 0.6);
    margin-top: 12px;
}

/* ===================================
   CLIENTS SECTION
   =================================== */
.clients-logos {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: 20px;
    margin-bottom: 60px;
    max-width: 1000px;
}

@media (max-width: 992px) {
    .clients-logos {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 576px) {
    .clients-logos {
        grid-template-columns: repeat(2, 1fr);
    }
}

.client-logo {
    height: 80px;
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-light);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transition: var(--transition-smooth);
}

.client-logo:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
}

.testimonial {
    max-width: 800px;
    text-align: center;
}

.testimonial-quote {
    font-size: 1.375rem;
    font-style: italic;
    color: var(--text-primary);
    margin-bottom: 24px;
    line-height: 1.7;
}

.testimonial-author {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.author-name {
    font-weight: 600;
    color: var(--text-primary);
}

.author-role {
    font-size: 0.875rem;
    color: var(--text-light);
}

/* ===================================
   CTA SECTION
   =================================== */
.cta-section h2 {
    margin-bottom: 16px;
    max-width: 600px;
}

.cta-section p {
    font-size: 1.25rem;
    max-width: 500px;
    margin-bottom: 32px;
}

/* ===================================
   CONTACT SECTION
   =================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

@media (max-width: 992px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }
}

.contact-description {
    margin-bottom: 40px;
    font-size: 1.125rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.contact-label {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255, 255, 255, 0.5);
}

.contact-item a,
.contact-item address {
    font-size: 1.25rem;
    font-style: normal;
    color: var(--text-white);
}

.contact-item a:hover {
    color: var(--accent-primary);
}

/* Contact Form */
.contact-form-wrapper {
    padding: 40px;
}

.form-group {
    margin-bottom: 24px;
}

.form-group label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    margin-bottom: 8px;
    color: var(--text-white);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    font-family: var(--font-primary);
    font-size: 1rem;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-white);
    transition: var(--transition-fast);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    background: rgba(255, 255, 255, 0.15);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* ===================================
   FOOTER
   =================================== */
.footer {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: 80px 0 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr repeat(3, 1fr);
    gap: 40px;
    margin-bottom: 60px;
}

@media (max-width: 768px) {
    .footer-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

.footer-logo {
    font-size: 1.25rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    display: block;
    margin-bottom: 16px;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

.footer-links h5 {
    color: var(--text-white);
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 20px;
}

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

.footer-links li {
    margin-bottom: 12px;
}

.footer-links a,
.footer-links li {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

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

.footer-bottom {
    padding-top: 40px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
}

/* ===================================
   SCROLL ANIMATIONS
   =================================== */
.reveal-text,
.reveal-card,
.reveal-image,
.reveal-float,
.reveal-section,
.reveal-step {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1),
        transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.reveal-text.visible,
.reveal-card.visible,
.reveal-image.visible,
.reveal-float.visible,
.reveal-section.visible,
.reveal-step.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Stagger delays for features grid */
.features-grid .feature-card:nth-child(1) {
    transition-delay: 0s;
}

.features-grid .feature-card:nth-child(2) {
    transition-delay: 0.1s;
}

.features-grid .feature-card:nth-child(3) {
    transition-delay: 0.2s;
}

.features-grid .feature-card:nth-child(4) {
    transition-delay: 0.3s;
}

/* ===================================
   ERROR PAGE
   =================================== */
.error-section {
    text-align: center;
}

.error-section h1 {
    font-size: 4rem;
    margin-bottom: 16px;
}

.error-section p {
    margin-bottom: 32px;
}

.error-section code {
    background: rgba(255, 255, 255, 0.1);
    padding: 4px 12px;
    border-radius: 4px;
}

/* ===================================
   RESPONSIVE ADJUSTMENTS
   =================================== */
@media (max-width: 768px) {
    .fullscreen-content {
        padding: 80px 0;
    }

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

    .hero-description {
        font-size: 1rem;
    }

    .stat-number {
        font-size: 2rem;
    }

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

    .solution-title {
        font-size: 1.5rem;
    }
}