@import url("https://fonts.googleapis.com/css2?family=Unbounded:wght@400;600;800&family=Work+Sans:wght@300;400;600&display=swap");

:root {
    --font-display: "Unbounded", "Trebuchet MS", sans-serif;
    --font-body: "Work Sans", "Helvetica Neue", sans-serif;
    --font-primary: var(--font-body);
    --font-secondary: var(--font-display);
    --color-night: #201029;
    --color-plum: #4b1c4f;
    --color-dusk: #6a2d60;
    --color-ember: #ff7a33;
    --color-sun: #ffb347;
    --color-rose: #ffb0a6;
    --color-ice: #f3e9ff;
    --color-ink: #120815;
    --color-glow: rgba(255, 126, 71, 0.35);
    --card-bg: rgba(30, 16, 41, 0.65);
    --card-border: rgba(255, 255, 255, 0.08);
    --shadow-soft: 0 25px 60px rgba(8, 3, 15, 0.4);
    --transition-fast: 0.2s ease;
}

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

body {
    font-family: var(--font-body);
    background: radial-gradient(circle at 20% 0%, #5b1c4f 0%, #2b0f30 35%, #110714 100%);
    color: var(--color-ice);
    min-height: 100vh;
    overflow-x: hidden;
}

html {
    scroll-padding-top: 90px;
}

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

main {
    position: relative;
    z-index: 1;
}

.backdrop {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.backdrop__sun {
    position: absolute;
    width: 380px;
    height: 380px;
    border-radius: 50%;
    background: radial-gradient(circle at 30% 30%, #ffd27a 0%, #ffb347 35%, #ff7a33 65%, transparent 75%);
    right: 8%;
    bottom: 310px;
    filter: blur(1px);
}

.backdrop__glow {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 25%, rgba(255, 120, 68, 0.35), transparent 55%);
}

.backdrop__stars {
    position: absolute;
    inset: 0;
    background-image: radial-gradient(rgba(255, 255, 255, 0.8) 1px, transparent 1px);
    background-size: 90px 90px;
    opacity: 0.25;
}

.backdrop__bird {
    position: absolute;
    right: 18%;
    top: 26%;
    width: 28px;
    height: 14px;
    opacity: 0.85;
    transform: translateX(0) rotate(-6deg) scale(1);
    animation: birdGlide 7s ease-in-out infinite;
}

.backdrop__bird--alt {
    right: 22%;
    top: 24%;
    animation: birdGlideAlt 8.2s ease-in-out infinite;
    animation-delay: -1.6s;
    opacity: 0.7;
    transform: translateX(0) rotate(-2deg) scale(0.8);
}

.backdrop__bird--alt::before {
    animation: wingLeftAlt 3.6s ease-in-out infinite;
    animation-delay: -0.9s;
}

.backdrop__bird--alt::after {
    animation: wingRightAlt 3.1s ease-in-out infinite;
    animation-delay: -1.3s;
}

.backdrop__bird::before,
.backdrop__bird::after {
    content: "";
    position: absolute;
    width: 50%;
    height: 8px;
    border: 2px solid #7a2f8d;
    border-color: #7a2f8d transparent transparent transparent;
    border-radius: 50% 50% 0 0;
    top: 4px;
}

.backdrop__bird::before {
    left: 0;
    transform-origin: right center;
    animation: wingLeft 2.8s ease-in-out infinite;
}

.backdrop__bird::after {
    right: 0;
    transform-origin: left center;
    animation: wingRight 2.35s ease-in-out infinite;
}

@keyframes wingLeft {
    0%, 100% { transform: rotate(10deg); }
    50% { transform: rotate(-22deg); }
}

@keyframes wingRight {
    0%, 100% { transform: rotate(-10deg); }
    50% { transform: rotate(22deg); }
}

@keyframes wingLeftAlt {
    0%, 100% { transform: rotate(6deg); }
    30% { transform: rotate(-18deg); }
    65% { transform: rotate(2deg); }
}

@keyframes wingRightAlt {
    0%, 100% { transform: rotate(-8deg); }
    40% { transform: rotate(20deg); }
    70% { transform: rotate(-2deg); }
}

@keyframes birdGlide {
    0%, 100% { transform: translateX(60px) translateY(0) rotate(-6deg) scale(0.85); }
    50% { transform: translateX(-180px) translateY(8px) rotate(-2deg) scale(1.15); }
}

@keyframes birdGlideAlt {
    0%, 100% { transform: translateX(50px) translateY(4px) rotate(-2deg) scale(0.75); }
    50% { transform: translateX(-140px) translateY(-6px) rotate(-6deg) scale(1.05); }
}

.backdrop__mountain {
    position: absolute;
    left: -5%;
    right: 25%;
    bottom: 0;
    height: 42vh;
    background: linear-gradient(160deg, rgba(120, 60, 140, 0.9), rgba(66, 28, 92, 0.95));
    clip-path: polygon(0% 100%, 18% 70%, 38% 84%, 55% 59%, 75% 68%, 100% 42%, 100% 100%);
    filter: blur(0.2px);
}

.backdrop__ridge {
    position: absolute;
    left: -5%;
    right: -5%;
    bottom: -10%;
    height: 45vh;
    background: linear-gradient(180deg, rgba(69, 26, 80, 0) 0%, rgba(24, 10, 33, 0.95) 65%);
}

.backdrop__peak {
    position: absolute;
    right: 0;
    bottom: 0;
    width: 45vw;
    height: 65vh;
    background: linear-gradient(160deg, #3e144e, #1b0926);
    clip-path: polygon(72% 0%, 100% 8%, 100% 100%, 2% 100%);
}

#main-header {
    position: sticky;
    top: 0;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 6vw;
    backdrop-filter: blur(12px);
    background: rgba(22, 10, 29, 0.8);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.logo {
    font-family: var(--font-display);
    font-size: 1.3rem;
    letter-spacing: 0.08em;
    text-transform: lowercase;
}

#main-nav ul {
    list-style: none;
    display: flex;
    gap: 2rem;
    font-weight: 600;
    font-size: 0.95rem;
}

#main-nav a {
    position: relative;
    padding-bottom: 0.25rem;
    transition: color var(--transition-fast);
}

#main-nav a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 0;
    height: 2px;
    background: var(--color-ember);
    transition: width var(--transition-fast);
}

#main-nav a:hover {
    color: var(--color-sun);
}

#main-nav a:hover::after {
    width: 100%;
}

.nav-toggle {
    display: none;
}

.section {
    padding: 5rem 6vw;
}

.section--flush {
    padding-top: 2rem;
}

.section__header {
    max-width: 720px;
    margin-bottom: 2.5rem;
}

.section__header h2 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    margin-bottom: 0.8rem;
}

.section__header p {
    color: rgba(243, 233, 255, 0.8);
    line-height: 1.6;
}

.hero {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 3rem;
    align-items: center;
    padding-top: 6rem;
}

.hero__content h1 {
    font-family: var(--font-display);
    font-size: clamp(2.6rem, 6vw, 4.2rem);
    line-height: 1.05;
    margin-bottom: 1.5rem;
}

.eyebrow {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.75rem;
    color: var(--color-rose);
    margin-bottom: 1rem;
}

.lead {
    font-size: 1.1rem;
    line-height: 1.7;
    color: rgba(243, 233, 255, 0.9);
    margin-bottom: 2rem;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.btn {
    padding: 0.9rem 1.8rem;
    border-radius: 999px;
    font-weight: 600;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast);
}

.btn--primary {
    background: linear-gradient(120deg, var(--color-ember), var(--color-sun));
    color: var(--color-ink);
    box-shadow: 0 12px 30px rgba(255, 120, 68, 0.35);
}

.btn--primary:hover {
    transform: translateY(-2px);
}

.btn--ghost {
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.hero__card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 2rem;
    border-radius: 24px;
    box-shadow: var(--shadow-soft);
}



.hero__card h2 {
    font-family: var(--font-display);
    margin: 0.6rem 0 1rem;
}

.card__label {
    text-transform: uppercase;
    letter-spacing: 0.2em;
    font-size: 0.7rem;
    color: var(--color-rose);
}

.card__meta {
    margin-top: 1.5rem;
    font-size: 0.85rem;
    color: rgba(243, 233, 255, 0.6);
}

.grid {
    display: grid;
    gap: 1.5rem;
}

.experiments-grid {
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
}

.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    padding: 1.4rem;
    border-radius: 18px;
    transition: transform var(--transition-fast), border-color var(--transition-fast);
    min-height: 140px;
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}

.card:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 152, 90, 0.5);
}

.card h3 {
    font-family: var(--font-display);
    font-size: 1.1rem;
}

.card p {
    color: rgba(243, 233, 255, 0.7);
    font-size: 0.95rem;
    line-height: 1.5;
}

.notes-grid {
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
}

.note {
    background: rgba(19, 10, 26, 0.6);
    border-radius: 18px;
    padding: 1.6rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.note h3 {
    font-family: var(--font-display);
    margin-bottom: 0.6rem;
}

.contact-card {
    background: rgba(19, 10, 26, 0.6);
    border-radius: 18px;
    padding: 2rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    max-width: 540px;
}

.contact-card a {
    color: var(--color-sun);
}

.contact-form {
    display: grid;
    gap: 0.8rem;
}

.contact-form label {
    font-weight: 600;
    font-size: 0.9rem;
    color: rgba(243, 233, 255, 0.8);
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 0.75rem 0.9rem;
    border-radius: 12px;
    border: 1px solid rgba(255, 255, 255, 0.15);
    background: rgba(14, 7, 18, 0.6);
    color: var(--color-ice);
    font-family: var(--font-body);
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: 2px solid rgba(255, 186, 120, 0.5);
    outline-offset: 2px;
}

.contact-form .btn--primary {
    justify-self: flex-start;
    border: none;
    box-shadow: 0 12px 30px rgba(255, 120, 68, 0.35);
}

.honeypot {
    position: absolute;
    left: -5000px;
    opacity: 0;
}

.site-footer {
    padding: 2.5rem 6vw 4rem;
    color: rgba(243, 233, 255, 0.5);
    text-align: center;
}

.reveal {
    opacity: 0;
    transform: translateY(18px);
    animation: fadeUp 0.8s ease forwards;
}

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

@media (max-width: 900px) {
    #main-header {
        flex-direction: column;
        gap: 1rem;
        align-items: flex-start;
    }

    #main-nav ul {
        flex-wrap: wrap;
        gap: 1rem 1.5rem;
    }
}

@media (max-width: 600px) {
    .section {
        padding: 4rem 6vw;
    }

    .hero {
        padding-top: 4rem;
    }

    .hero__actions {
        flex-direction: column;
        align-items: flex-start;
    }
}