/* =========================================
   BiteU.fun — Modern URL Shortener
   ========================================= */

:root {
    --cream: #fff6e9;
    --cream-soft: #fffaf2;
    --navy: #1b1140;
    --navy-2: #241a5c;
    --orange: #ff6b35;
    --orange-dark: #e8531f;
    --yellow: #ffc93c;
    --red: #e8384f;
    --purple: #7c5cff;
    --ink: #241a3b;
    --muted: #6b5b73;
    --line: #f0dfc8;
    --white: #ffffff;

    --font-display: "Fredoka", "Segoe UI", sans-serif;
    --font-body: "Plus Jakarta Sans", "Segoe UI", Arial, sans-serif;
}

* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--cream);
    color: var(--ink);
    min-height: 100vh;
    overflow-x: hidden;
}

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

a {
    color: inherit;
}

:focus-visible {
    outline: 3px solid var(--purple);
    outline-offset: 3px;
    border-radius: 4px;
}


/* =========================================
   Navbar
   ========================================= */

.navbar {
    width: 100%;
    padding: 14px 6%;
    background: rgba(255, 246, 233, 0.9);

    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 20px;

    position: sticky;
    top: 0;
    z-index: 200;

    backdrop-filter: blur(10px);
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;

    text-decoration: none;

    font-family: var(--font-display);
    font-size: 24px;
    font-weight: 600;
    letter-spacing: -0.5px;
    color: var(--ink);
}

.logo-img {
    width: 40px;
    height: 40px;
    object-fit: contain;
    border-radius: 12px;
}

.logo .brand {
    color: var(--orange-dark);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 28px;

    font-size: 15px;
    font-weight: 600;
}

.nav-links a {
    text-decoration: none;
    color: var(--ink);
    position: relative;
    padding-bottom: 4px;
    transition: color 0.2s ease;
}

.nav-links a:not(.nav-github)::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -2px;
    width: 0;
    height: 2px;
    background: var(--orange);
    transition: width 0.25s ease;
}

.nav-links a:not(.nav-github):hover::after {
    width: 100%;
}

.nav-links a:hover {
    color: var(--orange-dark);
}

.nav-github {
    padding: 8px 16px;
    border-radius: 999px;
    background: var(--navy);
    color: var(--white) !important;
}

.nav-github:hover {
    background: var(--purple);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    justify-content: center;
    gap: 5px;

    width: 40px;
    height: 40px;
    border: none;
    background: transparent;
    cursor: pointer;
}

.nav-toggle span {
    display: block;
    width: 24px;
    height: 3px;
    background: var(--ink);
    border-radius: 2px;
    transition: 0.25s ease;
}

.nav-toggle.open span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.nav-toggle.open span:nth-child(2) {
    opacity: 0;
}

.nav-toggle.open span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}


/* =========================================
   Bite scallop divider (signature motif)
   ========================================= */

.bite-divider {
    height: 18px;
    width: 100%;

    background-color: var(--cream);
    background-image: radial-gradient(circle at 10px 0, var(--cream-soft) 9px, transparent 10px);
    background-size: 20px 18px;
    background-repeat: repeat-x;

    position: relative;
    z-index: 5;
}

.bite-divider--flip {
    transform: scaleY(-1);
}


/* =========================================
   Hero
   ========================================= */

.hero {
    max-width: 1200px;
    margin: 0 auto;
    padding: 60px 6% 70px;

    display: grid;
    grid-template-columns: 1.1fr 0.9fr;
    align-items: center;
    gap: 40px;
}

.hero-text {
    text-align: left;
}

.hero-badge {
    display: inline-block;

    padding: 8px 16px;
    margin-bottom: 22px;

    background: var(--white);
    border: 1px solid #fed7aa;
    border-radius: 999px;

    color: var(--orange-dark);
    font-size: 13px;
    font-weight: 700;
    box-shadow: 0 6px 16px rgba(255, 107, 53, 0.12);
}

.hero h1 {
    font-family: var(--font-display);
    font-size: clamp(38px, 5.2vw, 60px);
    line-height: 1.05;
    letter-spacing: -1.5px;
    font-weight: 600;

    margin-bottom: 20px;
    color: var(--navy);
}

.hero-highlight {
    color: var(--orange);
    position: relative;
    white-space: nowrap;
}

.hero-highlight::after {
    content: "";
    position: absolute;
    left: -2%;
    right: -2%;
    bottom: 4px;
    height: 0.32em;
    background: var(--yellow);
    z-index: -1;
    border-radius: 3px;
}

.hero-text > p {
    max-width: 480px;
    margin: 0 0 34px;

    color: var(--muted);
    font-size: 17px;
    line-height: 1.7;
}


/* Hero visual */

.hero-visual {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 300px;
}

.hero-blob {
    position: absolute;
    width: 340px;
    height: 340px;
    border-radius: 42% 58% 65% 35% / 45% 40% 60% 55%;
    background: linear-gradient(135deg, var(--yellow), var(--orange) 55%, var(--red));
    opacity: 0.9;
    animation: blobMove 8s ease-in-out infinite;
}

.hero-mascot {
    position: relative;
    width: 240px;
    max-width: 70%;
    filter: drop-shadow(0 18px 30px rgba(27, 17, 64, 0.25));
    animation: floatMascot 4.5s ease-in-out infinite;
}

@keyframes floatMascot {
    0%, 100% { transform: translateY(0) rotate(-2deg); }
    50% { transform: translateY(-14px) rotate(2deg); }
}

@keyframes blobMove {
    0%, 100% { border-radius: 42% 58% 65% 35% / 45% 40% 60% 55%; }
    50% { border-radius: 58% 42% 40% 60% / 55% 60% 40% 45%; }
}


/* =========================================
   Shortener
   ========================================= */

.shortener-box {
    width: min(560px, 100%);
}

.input-wrapper {
    width: 100%;

    display: flex;
    align-items: center;

    background: var(--white);
    border: 2px solid var(--line);
    border-radius: 14px;

    padding: 0 16px;

    transition: 0.2s ease;
}

.input-wrapper:focus-within {
    border-color: var(--orange);
    box-shadow: 0 0 0 4px rgba(255, 107, 53, 0.12);
}

.input-icon {
    font-size: 18px;
    margin-right: 10px;
}

.input-wrapper input {
    width: 100%;

    padding: 16px 8px;

    border: none;
    outline: none;

    background: transparent;

    color: var(--ink);
    font-size: 15px;
    font-family: var(--font-body);
}

.input-wrapper input::placeholder {
    color: #a8a29e;
}


/* Alias + Button */

.alias-row {
    display: flex;
    gap: 12px;
    margin-top: 12px;
}

.alias-wrapper {
    flex: 1;
}

.shorten-btn {
    position: relative;
    overflow: hidden;

    padding: 0 26px;

    border: none;
    border-radius: 14px;

    background: var(--orange);
    color: var(--white);

    font-family: var(--font-display);
    font-size: 15px;
    font-weight: 600;

    cursor: pointer;

    transition: transform 0.15s ease, background 0.2s ease, box-shadow 0.2s ease;

    box-shadow: 0 8px 20px rgba(255, 107, 53, 0.3);
}

.shorten-btn::before {
    content: "";
    position: absolute;
    top: -6px;
    right: 10px;
    width: 16px;
    height: 16px;
    background: var(--cream-soft);
    border-radius: 50%;
    opacity: 0;
    transition: opacity 0.2s ease;
}

.shorten-btn:hover {
    background: var(--orange-dark);
    transform: translateY(-2px) scale(1.02);
}

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

.shorten-btn:active {
    transform: translateY(0) scale(0.98);
}


/* =========================================
   Result
   ========================================= */

.result {
    width: min(560px, 100%);
    margin: 26px 0 0;
}

.result-card {
    padding: 24px;

    background: var(--white);

    border: 1px solid var(--line);
    border-radius: 18px;

    box-shadow: 0 12px 35px rgba(120, 53, 15, 0.08);

    animation: slideUp 0.25s ease;
}

@keyframes slideUp {
    from {
        opacity: 0;
        transform: translateY(8px);
    }

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

.label {
    margin-bottom: 10px;

    color: var(--muted);
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.short-link-box {
    display: flex;
    align-items: center;
    gap: 10px;

    padding: 11px 12px;

    background: var(--cream-soft);
    border: 1px solid var(--line);
    border-radius: 12px;
}

.short-link-box a {
    flex: 1;

    color: var(--orange-dark);
    text-decoration: none;

    font-size: 15px;
    font-weight: 700;

    word-break: break-all;
}

.short-link-box a:hover {
    text-decoration: underline;
}


/* =========================================
   Copy Button
   ========================================= */

.copy-btn {
    flex-shrink: 0;

    padding: 9px 15px;

    border: none;
    border-radius: 9px;

    background: var(--navy);
    color: var(--white);

    font-size: 13px;
    font-weight: 700;

    cursor: pointer;

    transition: 0.2s ease;
}

.copy-btn:hover {
    background: var(--purple);
}


/* =========================================
   QR Section
   ========================================= */

.qr-section {
    margin-top: 22px;
    padding-top: 22px;

    border-top: 1px dashed var(--line);

    text-align: center;
}

.qr-section h3 {
    margin-bottom: 5px;

    color: var(--navy);
    font-size: 16px;
    font-family: var(--font-display);
    font-weight: 600;
}

.qr-section p {
    margin-bottom: 15px;

    color: var(--muted);
    font-size: 13px;
}

#qrcode {
    display: flex;
    justify-content: center;
    align-items: center;

    margin: 15px auto;
}

#qrcode img,
#qrcode canvas {
    padding: 10px;

    background: var(--white);

    border: 1px solid var(--line);
    border-radius: 12px;
}

.download-qr-btn {
    padding: 9px 15px;

    border: 1px solid #fed7aa;
    border-radius: 9px;

    background: #fff7ed;
    color: var(--orange-dark);

    font-size: 13px;
    font-weight: 700;

    cursor: pointer;

    transition: 0.2s ease;
}

.download-qr-btn:hover {
    background: #ffedd5;
}


/* =========================================
   Error
   ========================================= */

.error-message {
    color: var(--red);
    font-size: 14px;
    font-weight: 700;

    text-align: center;
}


/* =========================================
   Section shared bits
   ========================================= */

.section-eyebrow {
    display: block;
    text-align: center;

    color: var(--orange-dark);
    font-size: 13px;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 1.5px;

    margin-bottom: 10px;
}

.section-eyebrow--light {
    color: var(--yellow);
    text-align: left;
}

.section-title {
    text-align: center;

    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(26px, 3.4vw, 38px);
    letter-spacing: -1px;
    color: var(--navy);

    max-width: 640px;
    margin: 0 auto 50px;
}


/* =========================================
   Features
   ========================================= */

.features {
    max-width: 1100px;
    margin: 0 auto;
    padding: 60px 6% 70px;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 20px;
}

.feature {
    position: relative;
    overflow: hidden;

    padding: 30px 22px;

    background: var(--white);

    border: 1px solid var(--line);
    border-radius: 18px;

    text-align: left;

    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.feature::after {
    content: "";
    position: absolute;
    top: -12px;
    right: -12px;
    width: 26px;
    height: 26px;
    background: var(--cream);
    border-radius: 50%;
}

.feature:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 34px rgba(120, 53, 15, 0.1);
}

.feature-icon {
    display: flex;
    align-items: center;
    justify-content: center;

    width: 52px;
    height: 52px;

    margin-bottom: 16px;

    background: var(--cream-soft);
    border-radius: 14px;

    font-size: 24px;
}

.feature h3 {
    margin-bottom: 8px;

    font-family: var(--font-display);
    font-size: 17px;
    font-weight: 600;
    color: var(--navy);
}

.feature p {
    color: var(--muted);
    font-size: 14px;
    line-height: 1.6;
}


/* =========================================
   About
   ========================================= */

.about {
    background: linear-gradient(160deg, var(--navy) 0%, var(--navy-2) 100%);
    color: var(--cream-soft);

    padding: 70px 6%;

    display: grid;
    grid-template-columns: 0.9fr 1.1fr;
    align-items: center;
    gap: 50px;

    max-width: 1200px;
    margin: 0 auto;
    border-radius: 32px;
}

.about-visual {
    display: flex;
    justify-content: center;
}

.about-poster {
    width: 100%;
    max-width: 320px;
    border-radius: 20px;
    box-shadow: 0 20px 45px rgba(0, 0, 0, 0.35);
    transition: transform 0.3s ease;
}

.about-poster:hover {
    transform: rotate(-1.5deg) scale(1.02);
}

.about-text h2 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(26px, 3.2vw, 34px);
    letter-spacing: -1px;
    margin-bottom: 18px;
}

.about-text p {
    color: #d9d2ef;
    font-size: 15.5px;
    line-height: 1.75;
    margin-bottom: 14px;
    max-width: 520px;
}


/* =========================================
   FAQ
   ========================================= */

.faq {
    max-width: 760px;
    margin: 0 auto;
    padding: 70px 6%;
}

.faq-list {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.faq-item {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: 14px;
    padding: 18px 20px;
}

.faq-item summary {
    cursor: pointer;
    list-style: none;

    font-weight: 700;
    color: var(--navy);
    font-size: 15.5px;

    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
}

.faq-item summary::-webkit-details-marker {
    display: none;
}

.faq-item summary::after {
    content: "+";
    flex-shrink: 0;

    width: 26px;
    height: 26px;
    display: flex;
    align-items: center;
    justify-content: center;

    border-radius: 50%;
    background: var(--cream-soft);
    color: var(--orange-dark);
    font-size: 16px;
    font-weight: 800;

    transition: transform 0.2s ease;
}

.faq-item[open] summary::after {
    transform: rotate(45deg);
}

.faq-item p {
    margin-top: 12px;
    color: var(--muted);
    font-size: 14.5px;
    line-height: 1.7;
}


/* =========================================
   CTA band
   ========================================= */

.cta {
    text-align: center;
    padding: 70px 6% 90px;
}

.cta h2 {
    font-family: var(--font-display);
    font-weight: 600;
    font-size: clamp(26px, 3.4vw, 36px);
    color: var(--navy);
    letter-spacing: -1px;
    margin-bottom: 10px;
}

.cta p {
    color: var(--muted);
    margin-bottom: 26px;
}

.cta-btn {
    display: inline-block;
    text-decoration: none;

    padding: 14px 30px;
    border-radius: 999px;

    background: linear-gradient(120deg, var(--purple), var(--orange));
    color: var(--white);

    font-weight: 700;
    font-size: 15px;

    box-shadow: 0 10px 25px rgba(124, 92, 255, 0.3);
    transition: transform 0.2s ease, box-shadow 0.2s ease;
}

.cta-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 32px rgba(124, 92, 255, 0.4);
}


/* =========================================
   Footer
   ========================================= */

.footer {
    background: var(--navy);
    color: #cfc6e6;
    padding: 55px 6% 30px;
}

.footer-top {
    max-width: 1100px;
    margin: 0 auto;

    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr;
    gap: 40px;

    padding-bottom: 30px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;

    font-family: var(--font-display);
    font-size: 22px;
    font-weight: 600;
    color: var(--white);

    margin-bottom: 10px;
}

.footer-logo-img {
    width: 34px;
    height: 34px;
    object-fit: contain;
    border-radius: 10px;
}

.footer-tagline {
    color: #a9a0c9;
    font-size: 14px;
    max-width: 260px;
}

.footer-col h4 {
    color: var(--white);
    font-size: 14px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 14px;
}

.footer-col a {
    display: block;
    text-decoration: none;
    color: #cfc6e6;
    font-size: 14.5px;
    margin-bottom: 10px;
    transition: color 0.2s ease;
}

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

.footer-bottom {
    max-width: 1100px;
    margin: 0 auto;
    padding-top: 22px;

    text-align: center;

    color: #a9a0c9;
    font-size: 13px;
}

.footer-bottom p + p {
    margin-top: 6px;
}

.footer-bottom strong {
    color: var(--yellow);
}

.footer-bottom a {
    color: var(--orange);
    text-decoration: none;
    font-weight: 700;
}

.footer-bottom a:hover {
    text-decoration: underline;
}


/* =========================================
   Utility
   ========================================= */

.hidden {
    display: none !important;
}

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

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


/* =========================================
   Responsive
   ========================================= */

@media (max-width: 980px) {

    .hero {
        grid-template-columns: 1fr;
        text-align: center;
        padding-top: 45px;
    }

    .hero-text {
        text-align: center;
    }

    .hero-text > p {
        margin-left: auto;
        margin-right: auto;
    }

    .shortener-box,
    .result {
        margin-left: auto;
        margin-right: auto;
    }

    .hero-visual {
        order: -1;
        min-height: 220px;
    }

    .hero-blob {
        width: 240px;
        height: 240px;
    }

    .hero-mascot {
        width: 180px;
    }

    .about {
        grid-template-columns: 1fr;
        text-align: center;
        border-radius: 24px;
    }

    .about-text p {
        margin-left: auto;
        margin-right: auto;
    }

    .section-eyebrow--light {
        text-align: center;
    }

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

@media (max-width: 700px) {

    .navbar {
        padding: 14px 20px;
    }

    .nav-links {
        position: fixed;
        top: 68px;
        left: 0;
        right: 0;

        flex-direction: column;
        align-items: flex-start;
        gap: 4px;

        background: var(--cream-soft);
        border-bottom: 1px solid var(--line);
        box-shadow: 0 16px 30px rgba(27, 17, 64, 0.1);

        padding: 16px 24px 22px;

        transform: translateY(-130%);
        opacity: 0;
        pointer-events: none;
        transition: transform 0.25s ease, opacity 0.25s ease;

        z-index: 150;
    }

    .nav-links.open {
        transform: translateY(0);
        opacity: 1;
        pointer-events: auto;
    }

    .nav-links a {
        width: 100%;
        padding: 10px 0;
    }

    .nav-github {
        margin-top: 6px;
        text-align: center;
    }

    .nav-toggle {
        display: flex;
    }

    .hero {
        padding: 40px 20px 55px;
    }

    .alias-row {
        flex-direction: column;
    }

    .shorten-btn {
        width: 100%;
        padding: 16px;
    }

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

    .short-link-box {
        align-items: stretch;
        flex-direction: column;
    }

    .copy-btn {
        width: 100%;
    }

    .footer-top {
        grid-template-columns: 1fr;
        gap: 28px;
        text-align: center;
    }

    .footer-logo,
    .footer-tagline {
        justify-content: center;
        margin-left: auto;
        margin-right: auto;
    }
}