/* ============================================================
   Inside by BlackBox Learning — Landing Page
   Dark theme · Glassmorphism · Peach accent
   ============================================================ */

/* ---------- Design Tokens ---------- */
:root {
    --peach: #ff6e3b;
    --peach-hover: #ff8a5c;
    --peach-glow: rgba(255, 110, 59, 0.35);
    --peach-soft: rgba(255, 110, 59, 0.12);
    --peach-gradient: linear-gradient(135deg, #ff6e3b, #e85a2a);
    --grey: #414042;
    --bg-dark: #0a0a0c;
    --bg-surface: #111114;
    --bg-card: rgba(22, 22, 28, 0.65);
    --border-glass: rgba(255, 255, 255, 0.06);
    --border-glass-hover: rgba(255, 255, 255, 0.12);
    --text-primary: #f0f0f2;
    --text-secondary: rgba(240, 240, 242, 0.55);
    --text-muted: rgba(240, 240, 242, 0.3);
    --font: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --radius-sm: 8px;
    --radius-md: 14px;
    --radius-lg: 20px;
    --radius-xl: 28px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --section-padding: 7rem 0;
    --container-width: 1200px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 80px;
}

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

a {
    text-decoration: none;
    color: inherit;
}

ul {
    list-style: none;
}

.container {
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

/* ---------- Animated Background Orbs ---------- */
.bg-orbs {
    position: fixed;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.4;
    will-change: transform;
}

.orb-1 {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--peach-glow), transparent 70%);
    top: -8%;
    left: -5%;
    animation: float-1 16s ease-in-out infinite;
}

.orb-2 {
    width: 400px;
    height: 400px;
    background: radial-gradient(circle, rgba(255, 110, 59, 0.18), transparent 70%);
    bottom: 10%;
    right: -5%;
    animation: float-2 20s ease-in-out infinite;
}

.orb-3 {
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(255, 110, 59, 0.1), transparent 70%);
    top: 45%;
    left: 35%;
    animation: float-3 22s ease-in-out infinite;
}

.orb-4 {
    width: 250px;
    height: 250px;
    background: radial-gradient(circle, rgba(255, 140, 80, 0.1), transparent 70%);
    top: 70%;
    left: 60%;
    animation: float-1 18s ease-in-out infinite reverse;
}

@keyframes float-1 {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(60px, 40px) scale(1.08);
    }

    66% {
        transform: translate(-30px, 60px) scale(0.95);
    }
}

@keyframes float-2 {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    33% {
        transform: translate(-50px, -30px) scale(1.05);
    }

    66% {
        transform: translate(40px, -50px) scale(0.9);
    }
}

@keyframes float-3 {

    0%,
    100% {
        transform: translate(0, 0) scale(1);
    }

    50% {
        transform: translate(70px, -40px) scale(1.1);
    }
}

/* ---------- Utility: Reveal Animation ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============================================================
   N A V B A R
   ============================================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    padding: 1rem 0;
    transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.navbar.scrolled {
    background: rgba(10, 10, 12, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 var(--border-glass);
    padding: 0.7rem 0;
}

.nav-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--container-width);
    margin: 0 auto;
    padding: 0 2rem;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.3rem;
    font-weight: 700;
    letter-spacing: -0.02em;
}

.nav-brand-logo {
    height: 36px;
    width: auto;
}

.nav-brand-text .brand-inside {
    color: var(--peach);
}

.nav-brand-text .brand-sep {
    color: var(--text-muted);
    font-weight: 300;
    margin: 0 0.3rem;
}

.nav-brand-text .brand-bbx {
    color: var(--text-secondary);
    font-weight: 400;
    font-size: 0.85rem;
    letter-spacing: 0.04em;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a {
    font-size: 0.88rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--peach);
    border-radius: 2px;
    transition: width var(--transition);
}

.nav-links a:hover {
    color: var(--text-primary);
}

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

.nav-cta {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.6rem 1.4rem;
    font-size: 0.85rem;
    font-weight: 600;
    color: #fff;
    background: var(--peach-gradient);
    border: none;
    border-radius: 100px;
    cursor: pointer;
    transition: var(--transition);
}

.nav-cta:hover {
    transform: translateY(-1px);
    box-shadow: 0 6px 20px rgba(255, 110, 59, 0.35);
}

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.hamburger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 2px;
    transition: var(--transition);
}

.hamburger.active span:nth-child(1) {
    transform: translateY(7px) rotate(45deg);
}

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

.hamburger.active span:nth-child(3) {
    transform: translateY(-7px) rotate(-45deg);
}

/* Mobile Nav */
.mobile-nav {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 99;
    background: rgba(10, 10, 12, 0.97);
    backdrop-filter: blur(30px);
    -webkit-backdrop-filter: blur(30px);
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2rem;
}

.mobile-nav.active {
    display: flex;
}

.mobile-nav a {
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--text-secondary);
    transition: color var(--transition);
}

.mobile-nav a:hover {
    color: var(--peach);
}

/* ============================================================
   H E R O
   ============================================================ */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
}

#hero-3d-canvas {
    position: absolute;
    inset: 0;
    z-index: 0;
    pointer-events: none;
    overflow: hidden;
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.45rem 1rem;
    font-size: 0.78rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    color: var(--peach);
    background: var(--peach-soft);
    border: 1px solid rgba(255, 110, 59, 0.2);
    border-radius: 100px;
    margin-bottom: 2rem;
    opacity: 0;
    animation: fade-in-up 0.7s 0.2s forwards;
}

.hero-badge-dot {
    width: 6px;
    height: 6px;
    background: var(--peach);
    border-radius: 50%;
    animation: pulse-dot 2s ease-in-out infinite;
}

@keyframes pulse-dot {

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

    50% {
        opacity: 0.5;
        transform: scale(1.4);
    }
}

.hero-title {
    font-size: clamp(2.6rem, 6vw, 4.2rem);
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    margin-bottom: 1.5rem;
    opacity: 0;
    animation: fade-in-up 0.7s 0.35s forwards;
}

.hero-title .gradient-text {
    background: linear-gradient(135deg, var(--peach), #ffad85, var(--peach));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    animation: gradient-shift 4s ease infinite;
}

@keyframes gradient-shift {

    0%,
    100% {
        background-position: 0% 50%;
    }

    50% {
        background-position: 100% 50%;
    }
}

.hero-subtitle {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 560px;
    margin: 0 auto 2.5rem;
    line-height: 1.7;
    opacity: 0;
    animation: fade-in-up 0.7s 0.5s forwards;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    flex-wrap: wrap;
    opacity: 0;
    animation: fade-in-up 0.7s 0.65s forwards;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 600;
    color: #fff;
    background: var(--peach-gradient);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.15), transparent);
    opacity: 0;
    transition: opacity var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 30px rgba(255, 110, 59, 0.35);
}

.btn-primary:hover::before {
    opacity: 1;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.9rem 2rem;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--border-glass-hover);
    color: var(--text-primary);
    transform: translateY(-2px);
}

/* Hero pills */
.hero-pills {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.6rem;
    margin-top: 3rem;
    opacity: 0;
    animation: fade-in-up 0.7s 0.8s forwards;
}

.hero-pill {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.9rem;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.03em;
    color: var(--text-muted);
    border: 1px solid var(--border-glass);
    border-radius: 100px;
    background: rgba(255, 255, 255, 0.02);
    transition: var(--transition);
}

.hero-pill:hover {
    border-color: rgba(255, 110, 59, 0.25);
    color: var(--peach);
    background: var(--peach-soft);
}

.hero-pill-icon {
    font-size: 0.9rem;
}

/* Scroll hint */
.scroll-hint {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--text-muted);
    font-size: 0.7rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    animation: fade-in-up 0.7s 1s forwards;
    opacity: 0;
}

.scroll-mouse {
    width: 22px;
    height: 34px;
    border: 2px solid var(--text-muted);
    border-radius: 12px;
    position: relative;
}

.scroll-mouse::after {
    content: '';
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    width: 3px;
    height: 8px;
    background: var(--peach);
    border-radius: 3px;
    animation: scroll-wheel 2s ease-in-out infinite;
}

@keyframes scroll-wheel {
    0% {
        opacity: 1;
        transform: translateX(-50%) translateY(0);
    }

    100% {
        opacity: 0;
        transform: translateX(-50%) translateY(12px);
    }
}

/* ============================================================
   F E A T U R E S
   ============================================================ */
.features {
    position: relative;
    z-index: 1;
    padding: var(--section-padding);
}

.section-header {
    text-align: center;
    margin-bottom: 4rem;
}

.section-label {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--peach);
    margin-bottom: 1rem;
}

.section-label-line {
    width: 20px;
    height: 2px;
    background: var(--peach);
    border-radius: 2px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 700;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.section-subtitle {
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 520px;
    margin: 0 auto;
    line-height: 1.7;
}

/* Feature Grid */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
}

.feature-card {
    position: relative;
    padding: 2rem;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-lg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    transition: var(--transition);
    overflow: hidden;
}

.feature-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--peach-gradient);
    opacity: 0;
    transition: opacity var(--transition);
}

.feature-card:hover {
    border-color: rgba(255, 110, 59, 0.15);
    transform: translateY(-4px);
    box-shadow:
        0 20px 40px -12px rgba(0, 0, 0, 0.5),
        0 0 0 1px rgba(255, 110, 59, 0.05) inset;
}

.feature-card:hover::before {
    opacity: 1;
}

.feature-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-sm);
    background: var(--peach-soft);
    color: var(--peach);
    font-size: 1.4rem;
    margin-bottom: 1.25rem;
    transition: var(--transition);
}

.feature-card:hover .feature-icon {
    background: rgba(255, 110, 59, 0.2);
    transform: scale(1.05);
}

.feature-title {
    font-size: 1.1rem;
    font-weight: 600;
    margin-bottom: 0.6rem;
    letter-spacing: -0.01em;
}

.feature-desc {
    font-size: 0.88rem;
    color: var(--text-secondary);
    line-height: 1.65;
}

/* ============================================================
   C T A   S E C T I O N
   ============================================================ */
.cta-section {
    position: relative;
    z-index: 1;
    padding: var(--section-padding);
}

.cta-box {
    position: relative;
    padding: 4rem 3rem;
    background: var(--bg-card);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-xl);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    text-align: center;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(255, 110, 59, 0.12), transparent 70%);
    pointer-events: none;
}

.cta-title {
    position: relative;
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    font-weight: 700;
    letter-spacing: -0.02em;
    margin-bottom: 1rem;
}

.cta-subtitle {
    position: relative;
    font-size: 1.05rem;
    color: var(--text-secondary);
    max-width: 480px;
    margin: 0 auto 2rem;
    line-height: 1.7;
}

.cta-form {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    max-width: 480px;
    margin: 0 auto;
    flex-wrap: wrap;
}

.cta-input {
    flex: 1;
    min-width: 240px;
    padding: 0.9rem 1.25rem;
    font-family: var(--font);
    font-size: 0.92rem;
    color: var(--text-primary);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border-glass);
    border-radius: var(--radius-md);
    outline: none;
    transition: var(--transition);
}

.cta-input::placeholder {
    color: var(--text-muted);
}

.cta-input:focus {
    border-color: rgba(255, 110, 59, 0.4);
    background: rgba(255, 110, 59, 0.04);
    box-shadow: 0 0 0 3px rgba(255, 110, 59, 0.08);
}

.cta-submit {
    padding: 0.9rem 2rem;
    font-family: var(--font);
    font-size: 0.92rem;
    font-weight: 600;
    color: #fff;
    background: var(--peach-gradient);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition);
    white-space: nowrap;
}

.cta-submit:hover {
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(255, 110, 59, 0.4);
}

/* ============================================================
   F O O T E R
   ============================================================ */
.footer {
    position: relative;
    z-index: 1;
    border-top: 1px solid var(--border-glass);
    padding: 4rem 0 2rem;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 3rem;
    margin-bottom: 3rem;
}

.footer-brand-name {
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.75rem;
}

.footer-brand-name span {
    color: var(--peach);
}

.footer-brand-desc {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.7;
    max-width: 280px;
}

.footer-col-title {
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-primary);
    margin-bottom: 1.25rem;
}

.footer-col ul {
    display: flex;
    flex-direction: column;
    gap: 0.7rem;
}

.footer-col a {
    font-size: 0.85rem;
    color: var(--text-secondary);
    transition: color var(--transition);
}

.footer-col a:hover {
    color: var(--peach);
}

.footer-socials {
    display: flex;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.footer-social-link {
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    border: 1px solid var(--border-glass);
    color: var(--text-secondary);
    font-size: 1rem;
    transition: var(--transition);
}

.footer-social-link:hover {
    border-color: var(--peach);
    color: var(--peach);
    background: var(--peach-soft);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 2rem;
    border-top: 1px solid var(--border-glass);
    font-size: 0.78rem;
    color: var(--text-muted);
}

.footer-bottom-links {
    display: flex;
    gap: 1.5rem;
}

.footer-bottom-links a {
    color: var(--text-muted);
    transition: color var(--transition);
}

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

/* ============================================================
   A N I M A T I O N S
   ============================================================ */
@keyframes fade-in-up {
    from {
        opacity: 0;
        transform: translateY(24px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ============================================================
   R E S P O N S I V E
   ============================================================ */
@media (max-width: 1024px) {
    .feature-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    :root {
        --section-padding: 5rem 0;
    }

    .nav-links,
    .nav-cta {
        display: none;
    }

    .hamburger {
        display: flex;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 3rem);
    }

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

    .feature-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .feature-card {
        padding: 1.5rem;
    }

    .cta-box {
        padding: 3rem 1.5rem;
    }

    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }

    .scroll-hint {
        display: none;
    }
}

@media (max-width: 480px) {
    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        justify-content: center;
    }

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

    .cta-input {
        min-width: 100%;
    }

    .cta-submit {
        width: 100%;
    }
}