/* ============================================
   ENCODIUS - Section Styles
   Hero, Services, About, Contact
   ============================================ */

/* ============================================
   HERO OVERLAY - prevents flash before animations
   ============================================ */
.hero-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100vh;
    background: var(--color-bg-primary);
    z-index: 9999;
    pointer-events: none;
}

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

.hero__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.hero__grid {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(0, 212, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(0, 212, 255, 0.03) 1px, transparent 1px);
    background-size: 60px 60px;
    mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
    -webkit-mask-image: radial-gradient(ellipse at center, black 0%, transparent 70%);
}

.hero__glow {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    will-change: transform, opacity;
    opacity: 0.5;
}

.hero__glow--1 {
    width: 600px;
    height: 600px;
    background: rgba(0, 212, 255, 0.15);
    top: -200px;
    right: -200px;
}

.hero__glow--2 {
    width: 500px;
    height: 500px;
    background: rgba(139, 92, 246, 0.1);
    bottom: -200px;
    left: -200px;
}

/* Logo Lines Animation */
.hero__logo-lines {
    position: absolute;
    bottom: -20px;
    right: -50px;
    z-index: 3;
    pointer-events: none;
    width: 200px;
    height: 100px;
    opacity: 0.35;
}

.logo-lines-svg {
    width: 100%;
    height: 100%;
    color: var(--color-accent-primary);
    overflow: visible;
}

.logo-line {
    transform-origin: center;
    transform-box: fill-box;
}

/* Logo lines - animation controlled by JavaScript */

/* Respect reduced motion */
@media (prefers-reduced-motion: reduce) {
    .logo-line {
        animation: none;
    }
}

/* Hide on mobile */
@media (max-width: 768px) {
    .hero__logo-lines {
        display: none;
    }
}

/* Light theme */
[data-theme="light"] .hero__logo-lines {
    opacity: 0.35;
}

.hero__container {
    position: relative;
    z-index: 2;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.hero__content {
    max-width: 600px;
}

.hero__badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    padding: 8px 16px;
    background: rgba(0, 212, 255, 0.1);
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: 50px;
    font-size: 0.875rem;
    color: var(--color-accent-primary);
    margin-bottom: 24px;
}

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

@keyframes pulse {
    0%, 100% { opacity: 1; transform: scale(1); }
    50% { opacity: 0.5; transform: scale(1.2); }
}

.hero__title {
    font-size: clamp(2.5rem, 6vw, 4rem);
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 24px;
}

.title-line {
    display: block;
    overflow: hidden;
}

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

.hero__description {
    font-size: 1.125rem;
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    max-width: 500px;
}

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

/* Code Window */
.hero__visual {
    position: relative;
    display: flex;
    justify-content: center;
}

.code-window {
    --glow-opacity: 0.1;
    position: relative;
    width: 100%;
    max-width: 450px;
    background: var(--color-bg-secondary);
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-border);
    overflow: visible;
    box-shadow:
        0 0 0 1px rgba(0, 212, 255, 0.1),
        0 20px 50px rgba(0, 0, 0, 0.5);
    will-change: transform;
}

/* GPU-accelerated glow effect using pseudo-element */
.code-window::after {
    content: '';
    position: absolute;
    inset: -50px;
    background: radial-gradient(circle at center, rgba(0, 212, 255, 0.3) 0%, transparent 70%);
    opacity: var(--glow-opacity);
    pointer-events: none;
    z-index: -1;
    will-change: opacity;
}

.code-window__header {
    display: flex;
    gap: 8px;
    padding: 16px 20px;
    background: var(--color-bg-tertiary);
    border-bottom: 1px solid var(--color-border);
    border-radius: var(--radius-lg) var(--radius-lg) 0 0;
}

.dot {
    width: 12px;
    height: 12px;
    border-radius: 50%;
}

.dot--red { background: #ff5f57; }
.dot--yellow { background: #febc2e; }
.dot--green { background: #28c840; }

.code-window__body {
    padding: 24px;
    font-family: 'SF Mono', 'Fira Code', monospace;
    font-size: 0.875rem;
    line-height: 1.8;
    border-radius: 0 0 var(--radius-lg) var(--radius-lg);
}

.code-window__body pre {
    margin: 0;
}

.code-keyword { color: var(--color-accent-secondary); }
.code-variable { color: var(--color-text-primary); }
.code-property { color: var(--color-accent-primary); }
.code-string { color: #4ade80; }

/* Scroll Indicator */
.hero__scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    color: var(--color-text-muted);
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    text-decoration: none;
    cursor: pointer;
    transition: color var(--transition-base), transform var(--transition-base);
}

.hero__scroll:hover {
    color: var(--color-accent-primary);
    transform: translateX(-50%) translateY(-3px);
}

.hero__scroll:hover .scroll-indicator {
    border-color: var(--color-accent-primary);
}

.scroll-indicator {
    width: 24px;
    height: 40px;
    border: 2px solid var(--color-text-muted);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator__dot {
    width: 4px;
    height: 8px;
    background: var(--color-accent-primary);
    border-radius: 2px;
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    animation: scroll-bounce 2s ease-in-out infinite;
}

@keyframes scroll-bounce {
    0%, 100% { top: 8px; opacity: 1; }
    50% { top: 20px; opacity: 0.3; }
}

/* Hero Light Theme - 3 color palette */
[data-theme="light"] .hero__glow--1 {
    background: rgba(59, 130, 246, 0.1);
}

[data-theme="light"] .hero__glow--2 {
    background: rgba(30, 58, 95, 0.08);
}

[data-theme="light"] .hero__grid {
    background-image:
        linear-gradient(rgba(59, 130, 246, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(59, 130, 246, 0.08) 1px, transparent 1px);
}

[data-theme="light"] .code-window {
    background: #1e3a5f;
    box-shadow:
        0 0 0 1px rgba(59, 130, 246, 0.2),
        0 20px 50px rgba(0, 0, 0, 0.15);
}

[data-theme="light"] .code-window__header {
    background: #1e3a5f;
    border-bottom-color: rgba(255, 255, 255, 0.1);
}

[data-theme="light"] .code-window__body {
    background: #1e3a5f;
}

[data-theme="light"] .code-window .code-keyword {
    color: #3b82f6;
}

[data-theme="light"] .code-window .code-property {
    color: #60a5fa;
}

[data-theme="light"] .code-window .code-string {
    color: #93c5fd;
}

[data-theme="light"] .code-window .code-variable {
    color: #ffffff;
}

[data-theme="light"] .code-window__body {
    color: #ffffff;
}

[data-theme="light"] .code-window__body code {
    color: #ffffff;
}

[data-theme="light"] .hero__badge {
    background: rgba(59, 130, 246, 0.1);
    border-color: rgba(59, 130, 246, 0.3);
    color: #3b82f6;
}

[data-theme="light"] .scroll-indicator {
    border-color: #3b82f6;
}

[data-theme="light"] .scroll-indicator__dot {
    background: #3b82f6;
}

/* ============================================
   SERVICES SECTION
   ============================================ */
.services {
    padding: var(--section-padding) 0;
    position: relative;
    background: var(--color-bg-secondary);
}

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

/* Light theme - 3 color palette services */
[data-theme="light"] .services {
    background: #1e3a5f;
}

[data-theme="light"] .services .section-tag {
    color: #3b82f6;
}

[data-theme="light"] .services .section-title,
[data-theme="light"] .services .section-title span {
    color: #ffffff;
}

[data-theme="light"] .services .section-title .gradient-text {
    background: linear-gradient(135deg, #3b82f6 0%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .services .section-description {
    color: rgba(255, 255, 255, 0.7);
}

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

.about__bg {
    position: absolute;
    inset: 0;
    z-index: 0;
}

.about__line {
    position: absolute;
    width: 1px;
    height: 100%;
    background: linear-gradient(to bottom, transparent, var(--color-border), transparent);
}

.about__line--1 { left: 20%; }
.about__line--2 { left: 50%; }
.about__line--3 { left: 80%; }

.about__grid {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.about__content {
    max-width: 500px;
}

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

.about__text p {
    color: var(--color-text-secondary);
    font-size: 1.0625rem;
}

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

/* ============================================
   CONTACT SECTION
   ============================================ */
.contact {
    padding: var(--section-padding) 0;
    background: var(--color-bg-secondary);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact__description {
    color: var(--color-text-secondary);
    margin-bottom: 40px;
    font-size: 1.0625rem;
}

.contact__details {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.contact__detail {
    display: flex;
    align-items: center;
    gap: 16px;
    color: var(--color-text-secondary);
}

.contact__detail svg {
    width: 24px;
    height: 24px;
    stroke: var(--color-accent-primary);
}

/* Contact Form Wrapper */
.contact__form-wrapper {
    background: var(--gradient-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: 40px;
}

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

[data-theme="light"] .contact__form-wrapper {
    background: #ffffff;
    border-color: rgba(30, 58, 95, 0.15);
    box-shadow: 0 4px 20px rgba(30, 58, 95, 0.1);
}

[data-theme="light"] .contact__info .section-title,
[data-theme="light"] .contact__info .section-title span {
    color: #ffffff;
}

[data-theme="light"] .contact__info .section-title .gradient-text {
    background: linear-gradient(135deg, #3b82f6 0%, #ffffff 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

[data-theme="light"] .contact__description {
    color: rgba(255, 255, 255, 0.7);
}

[data-theme="light"] .contact .section-tag {
    color: #3b82f6;
}

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

    .hero__container {
        grid-template-columns: 1fr;
        gap: 60px;
        text-align: center;
    }

    .hero__content {
        max-width: 100%;
    }

    .hero__description {
        max-width: 100%;
        margin-left: auto;
        margin-right: auto;
    }

    .hero__actions {
        justify-content: center;
    }

    .hero__visual {
        justify-content: center;
        width: 100%;
    }

    .code-window {
        max-width: 500px;
    }

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

    .about__grid,
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 60px;
    }

    .about__content {
        max-width: 100%;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 60px;
    }

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

    .hero__visual {
        display: none;
    }

    .hero__scroll {
        display: none;
    }

    .contact__form-wrapper {
        padding: 30px;
    }

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

    .about__content {
        text-align: center;
    }
}

@media (max-width: 480px) {
    .contact__form-wrapper {
        padding: 24px;
    }

    .hero__title {
        font-size: 2rem;
    }

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

    .hero__actions {
        flex-direction: column;
    }
}