/* ─── Home Page Styles ──────────────────────────────────────────── */

/* ─── Hero Section ─────────────────────────────────────────────── */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--deep-blue);
    color: var(--white);
    overflow: hidden;
    text-align: center;
}

/* Animated Starfield */
.hero-stars {
    position: absolute;
    inset: 0;
    overflow: hidden;
    pointer-events: none;
    z-index: 4;
}

.hero-stars span {
    position: absolute;
    width: 2px;
    height: 2px;
    background: var(--white);
    border-radius: var(--radius-full);
    opacity: 0;
    animation: twinkle var(--duration, 3s) ease-in-out infinite;
    animation-delay: var(--delay, 0s);
}

@keyframes twinkle {
    0%, 100% { opacity: 0.1; }
    50%      { opacity: 0.8; }
}

/* Hex Grid Overlay */
.hero-hex-grid {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    z-index: 4;
    background-image:
        linear-gradient(30deg, var(--accent-blue) 12%, transparent 12.5%, transparent 87%, var(--accent-blue) 87.5%, var(--accent-blue)),
        linear-gradient(150deg, var(--accent-blue) 12%, transparent 12.5%, transparent 87%, var(--accent-blue) 87.5%, var(--accent-blue)),
        linear-gradient(30deg, var(--accent-blue) 12%, transparent 12.5%, transparent 87%, var(--accent-blue) 87.5%, var(--accent-blue)),
        linear-gradient(150deg, var(--accent-blue) 12%, transparent 12.5%, transparent 87%, var(--accent-blue) 87.5%, var(--accent-blue)),
        linear-gradient(60deg, rgba(46, 134, 222, 0.5) 25%, transparent 25.5%, transparent 75%, rgba(46, 134, 222, 0.5) 75%),
        linear-gradient(60deg, rgba(46, 134, 222, 0.5) 25%, transparent 25.5%, transparent 75%, rgba(46, 134, 222, 0.5) 75%);
    background-size: 80px 140px;
    background-position: 0 0, 0 0, 40px 70px, 40px 70px, 0 0, 40px 70px;
    pointer-events: none;
}

/* ─── Hero Slider ─────────────────────────────────────────────── */
.hero-slider {
    position: absolute;
    inset: 0;
    z-index: 1;
}

.hero-slide {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    z-index: 1;
    transition: opacity 1.2s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide.active {
    opacity: 1;
    z-index: 2;
}

/* Background image with Ken Burns zoom */
.hero-slide-bg {
    position: absolute;
    inset: -20px;
    background-size: cover;
    background-position: center;
    transform: scale(1);
    transition: none;
}

.hero-slide.active .hero-slide-bg {
    animation: kenBurns 8s ease-out forwards;
}

@keyframes kenBurns {
    0%   { transform: scale(1); }
    100% { transform: scale(1.08); }
}

/* Dark overlay per slide */
.hero-slide-overlay {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(10, 22, 40, 0.6) 0%, rgba(10, 22, 40, 0.3) 40%, rgba(10, 22, 40, 0.7) 100%),
        linear-gradient(135deg, rgba(10, 22, 40, 0.5) 0%, transparent 60%);
    z-index: 1;
}

/* Slide content */
.hero-slide-content {
    position: relative;
    z-index: 5;
    max-width: 850px;
    padding: var(--space-xl);
}

/* Staggered entrance animation */
.hero-slide .hero-slide-content > * {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1),
                transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

.hero-slide.active .hero-slide-content > *:nth-child(1) { opacity: 1; transform: translateY(0); transition-delay: 0.3s; }
.hero-slide.active .hero-slide-content > *:nth-child(2) { opacity: 1; transform: translateY(0); transition-delay: 0.5s; }
.hero-slide.active .hero-slide-content > *:nth-child(3) { opacity: 1; transform: translateY(0); transition-delay: 0.7s; }
.hero-slide.active .hero-slide-content > *:nth-child(4) { opacity: 1; transform: translateY(0); transition-delay: 0.9s; }
.hero-slide.active .hero-slide-content > *:nth-child(5) { opacity: 1; transform: translateY(0); transition-delay: 1.1s; }

/* Hero Badge */
.hero-badge {
    display: inline-block;
    padding: 0.45rem 1.4rem;
    background: rgba(230, 126, 34, 0.15);
    border: 1px solid rgba(230, 126, 34, 0.4);
    border-radius: 50px;
    font-size: var(--fs-small);
    font-weight: var(--fw-bold);
    color: var(--bright-orange);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: var(--space-lg);
    backdrop-filter: blur(8px);
}

.hero-logos {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-xl);
    margin-bottom: var(--space-2xl);
}

.hero-logo {
    height: 80px;
    width: auto;
    filter: drop-shadow(0 4px 16px rgba(0, 0, 0, 0.4));
}

.hero-title {
    font-size: var(--fs-hero);
    font-weight: var(--fw-bold);
    color: var(--white);
    margin-bottom: var(--space-md);
    letter-spacing: 2px;
    text-transform: uppercase;
    text-shadow: 0 2px 30px rgba(0, 0, 0, 0.3);
}

.hero-title .highlight {
    background: linear-gradient(90deg, var(--orange), var(--gold));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-caption {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-md);
    margin: 0 auto var(--space-md);
    max-width: 720px;
    animation: heroCaptionFade 1.2s ease-out 0.3s both;
}

.hero-caption-rule {
    flex: 1;
    height: 1px;
    max-width: 80px;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.5), transparent);
}

.hero-caption-text {
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    font-size: clamp(0.9rem, 1.6vw, 1.15rem);
    letter-spacing: 3px;
    text-transform: uppercase;
    background: linear-gradient(90deg, #FFD86B 0%, #FFFFFF 50%, #FFD86B 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    text-shadow: 0 0 30px rgba(243, 156, 18, 0.3);
    white-space: nowrap;
    flex-shrink: 0;
}

@keyframes heroCaptionFade {
    from {
        opacity: 0;
        transform: translateY(8px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@media (max-width: 600px) {
    .hero-caption {
        gap: var(--space-sm);
    }

    .hero-caption-text {
        white-space: normal;
        letter-spacing: 2px;
    }

    .hero-caption-rule {
        max-width: 30px;
    }
}

.hero-tagline {
    font-size: 1.3rem;
    font-style: italic;
    opacity: 0.9;
    margin-bottom: var(--space-sm);
    color: var(--gold);
    text-shadow: 0 1px 10px rgba(0, 0, 0, 0.3);
}

.hero-org {
    font-size: var(--fs-small);
    opacity: 0.7;
    margin-bottom: var(--space-2xl);
    letter-spacing: 1px;
    text-transform: uppercase;
}

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

/* ─── Slider Arrows ───────────────────────────────────────────── */
.slider-arrow {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    z-index: 10;
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-full);
    cursor: pointer;
    transition: all var(--transition-base);
    color: var(--white);
    opacity: 0;
}

.hero:hover .slider-arrow {
    opacity: 1;
}

.slider-arrow:hover {
    background: rgba(230, 126, 34, 0.5);
    border-color: var(--orange);
    transform: translateY(-50%) scale(1.1);
    box-shadow: 0 0 20px rgba(230, 126, 34, 0.3);
}

.slider-arrow svg {
    width: 22px;
    height: 22px;
}

.slider-prev { left: 28px; }
.slider-next { right: 28px; }

/* ─── Slider Controls (Dots + Counter) ────────────────────────── */
.slider-controls {
    position: absolute;
    bottom: 36px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 10;
    display: flex;
    align-items: center;
    gap: var(--space-lg);
}

.slider-dots {
    display: flex;
    gap: 10px;
    align-items: center;
}

.slider-dot {
    position: relative;
    width: 14px;
    height: 14px;
    border: none;
    background: transparent;
    cursor: pointer;
    padding: 0;
    transition: transform var(--transition-base);
}

.slider-dot::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 6px;
    height: 6px;
    transform: translate(-50%, -50%);
    background: rgba(255, 255, 255, 0.5);
    border-radius: var(--radius-full);
    transition: all var(--transition-base);
}

.slider-dot:hover::before {
    background: var(--white);
    transform: translate(-50%, -50%) scale(1.3);
}

.slider-dot.active::before {
    background: var(--orange);
    box-shadow: 0 0 8px rgba(230, 126, 34, 0.6);
}

/* Animated ring around active dot (progress timer) */
.dot-ring {
    position: absolute;
    inset: -4px;
    width: calc(100% + 8px);
    height: calc(100% + 8px);
    opacity: 0;
    transition: opacity var(--transition-fast);
}

.dot-ring circle {
    fill: none;
    stroke: var(--orange);
    stroke-width: 2;
    stroke-dasharray: 100.53;
    stroke-dashoffset: 100.53;
    stroke-linecap: round;
    transform: rotate(-90deg);
    transform-origin: center;
}

.slider-dot.active .dot-ring {
    opacity: 1;
}

.slider-dot.active .dot-ring circle {
    animation: dotProgress var(--slide-interval, 7s) linear forwards;
}

@keyframes dotProgress {
    to { stroke-dashoffset: 0; }
}

/* Slide Counter */
.slider-counter {
    font-family: var(--font-heading);
    font-size: var(--fs-small);
    color: rgba(255, 255, 255, 0.6);
    letter-spacing: 2px;
    user-select: none;
}

.slider-current {
    color: var(--orange);
    font-weight: var(--fw-bold);
    font-size: 1.1rem;
}

.slider-sep {
    margin: 0 2px;
    opacity: 0.4;
}

/* Scroll Indicator */
.scroll-indicator {
    position: absolute;
    bottom: 80px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 5;
    animation: bounce 2s ease-in-out infinite;
}

.scroll-indicator svg {
    width: 24px;
    height: 24px;
    stroke: var(--white);
    opacity: 0.5;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50%      { transform: translateX(-50%) translateY(10px); }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    .hero-slide-bg { animation: none !important; }
    .hero-slide { transition-duration: 0.01ms !important; }
    .hero-slide .hero-slide-content > * { transition-duration: 0.01ms !important; }
    .slider-dot.active .dot-ring circle { animation: none !important; }
    .hero-stars span { animation: none !important; opacity: 0.3 !important; }
}

/* ─── Pillars Section ──────────────────────────────────────────── */
.pillars-section {
    background: var(--off-white);
}

/* ─── About Preview Section ────────────────────────────────────── */
.about-preview {
    position: relative;
}

.about-preview-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-3xl);
    align-items: center;
}

.about-preview-image img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
}

.about-preview-content h2 {
    margin-bottom: var(--space-lg);
}

.about-preview-content p {
    color: var(--dark-gray);
    margin-bottom: var(--space-lg);
}

/* ─── Tech Preview Section ─────────────────────────────────────── */
.tech-preview {
    background: var(--off-white);
    position: relative;
    overflow: hidden;
}

.tech-preview::before {
    content: '';
    position: absolute;
    top: -120px;
    right: -120px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(46, 134, 222, 0.08), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.tech-preview::after {
    content: '';
    position: absolute;
    bottom: -120px;
    left: -120px;
    width: 360px;
    height: 360px;
    background: radial-gradient(circle, rgba(243, 156, 18, 0.08), transparent 70%);
    border-radius: 50%;
    pointer-events: none;
}

.tech-preview-header {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
}

.tech-preview-eyebrow {
    order: 1;
    align-self: center;
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    font-size: 0.78rem;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--orange);
    background: rgba(243, 156, 18, 0.1);
    padding: 0.4rem 1rem;
    border-radius: 999px;
    margin: 0 0 var(--space-md) 0;
}

.tech-preview-title {
    order: 2;
    font-family: var(--font-heading);
    font-weight: var(--fw-bold);
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1.1;
    letter-spacing: -0.5px;
    background: linear-gradient(135deg, #2E86DE 0%, #8E44AD 50%, #E67E22 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    color: transparent;
    margin-bottom: var(--space-md);
}

.tech-preview-sub {
    order: 3;
    font-family: var(--font-body);
    font-style: italic;
    font-size: 1.2rem;
    line-height: 1.75;
    letter-spacing: 0.2px;
    color: var(--dark-gray);
    max-width: 720px;
    margin: 0 auto;
}

.tech-preview-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-xl);
    position: relative;
    z-index: 1;
}