:root {
    --c-blue: #1a6ad4;
    --c-blue-dark: #0a2a6e;
    --c-blue-mid: #2d7be8;
    --c-blue-light: #5ba4f0;

    --c-bg-primary: #060b18;
    --c-bg-secondary: #0d1b3e;
    --c-bg-nav: rgba(6, 11, 24, 0.85);

    --c-text-main: #ffffff;
    /* Was var(--c-white) */
    --c-text-muted: rgba(255, 255, 255, 0.55);

    --c-border: rgba(26, 106, 212, 0.15);
    --c-card-bg: rgba(13, 27, 62, 0.5);

    --font-head: "Syne", sans-serif;
    --font-body: "Space Grotesk", sans-serif;
    --font-mono: "JetBrains Mono", monospace;

    /* --c-sky: #dbeafe;
    --c-pale: #eff6ff;
    --c-white: #ffffff;
    --c-black: #060b18;
    --c-text: #0d1b3e;
    --c-muted: #4b6a9b;
    --c-border: rgba(26, 106, 212, 0.15);
    --font-head: "Syne", sans-serif;
    --font-body: "Space Grotesk", sans-serif;
    --font-mono: "JetBrains Mono", monospace; */
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--c-bg-primary);
    color: var(--c-text-main);
    transition: background-color 0.3s, color 0.3s;
    /*overflow-x: hidden;*/
}

/* ─── DOOR INTRO ─── */
#door-screen {
    position: fixed;
    inset: 0;
    z-index: 9999;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--c-black);
    overflow: hidden;
}

.door-bg {
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse 60% 50% at 50% 60%,
            rgba(26, 106, 212, 0.18) 0%,
            transparent 70%);
}

.door-frame {
    position: relative;
    width: 280px;
    height: 420px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.door-arch {
    position: absolute;
    inset: -20px;
    border: 2px solid rgba(26, 106, 212, 0.4);
    border-radius: 140px 140px 8px 8px;
    box-shadow:
        0 0 60px rgba(26, 106, 212, 0.25),
        inset 0 0 40px rgba(26, 106, 212, 0.08);
}

.door-panel {
    position: absolute;
    top: 0;
    width: 50%;
    height: 100%;
    background: linear-gradient(160deg, #0d1f4a 0%, #060f28 100%);
    border: 1px solid rgba(26, 106, 212, 0.3);
    transform-origin: left center;
    transition: transform 1.4s cubic-bezier(0.4, 0, 0.1, 1);
    overflow: hidden;
    backface-visibility: hidden;
}

.door-panel.left {
    left: 0;
    transform-origin: left center;
    border-radius: 8px 0 0 8px;
}

.door-panel.right {
    right: 0;
    transform-origin: right center;
    border-radius: 0 8px 8px 0;
}

.door-panel.left.open {
    transform: perspective(800px) rotateY(-85deg);
}

.door-panel.right.open {
    transform: perspective(800px) rotateY(85deg);
}

.door-knob {
    position: absolute;
    top: 50%;
    width: 10px;
    height: 10px;
    background: var(--c-blue);
    border-radius: 50%;
    transform: translateY(-50%);
    box-shadow: 0 0 12px rgba(26, 106, 212, 0.8);
}

.door-panel.left .door-knob {
    right: 8px;
}

.door-panel.right .door-knob {
    left: 8px;
}

.door-stripe {
    position: absolute;
    width: 1px;
    height: 60%;
    top: 20%;
    background: linear-gradient(to bottom,
            transparent,
            rgba(26, 106, 212, 0.5),
            transparent);
}

.door-panel.left .door-stripe {
    right: 30px;
}

.door-panel.right .door-stripe {
    left: 30px;
}

.door-center-logo {
    position: relative;
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    animation: fadeInLogo 0.8s ease 0.3s both;
}

.logo-img {
    border-radius: 40px;
    border: 2px solid #5bcfe9 var(--c-blue-light);
    animation: pulse-glow 2s ease-in-out infinite;
    color: var(--c-blue-light);
    height: 100%;
}


.door-c {
    width: 80px;
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-head);
    font-size: 36px;
    font-weight: 800;
}

.door-label {
    font-family: var(--font-head);
    font-size: 14px;
    font-weight: 700;
    letter-spacing: 0.18em;
    color: var(--c-blue-light);
    text-transform: uppercase;
}

.door-sub {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.2em;
    color: rgba(91, 164, 240, 0.6);
    text-transform: uppercase;
}

.door-prompt {
    position: absolute;
    bottom: 0px;
    left: 50%;
    transform: translateX(-50%);
    text-align: center;
    cursor: pointer;
    animation: float 2s ease-in-out infinite;
}

.door-prompt span {
    display: block;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.15em;
    color: rgba(91, 164, 240, 0.7);
    text-transform: uppercase;
    margin-bottom: 8px;
}

.door-prompt svg {
    width: 20px;
    height: 20px;
    color: var(--c-blue);
}

.door-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 200px;
    height: 300px;
    background: radial-gradient(ellipse,
            rgba(26, 106, 212, 0.35) 0%,
            transparent 70%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.5s;
}

.door-frame:hover .door-glow {
    opacity: 1;
}

#door-screen.exit {
    animation: doorExit 0.8s ease 0.8s both;
}

/* ─── MAIN SITE ─── */
#main-site {
    opacity: 0;
    transform: translateY(20px);
    transition:
        opacity 0.8s ease,
        transform 0.8s ease;
}

#main-site.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ─── NAV ─── */
nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1rem 2.5rem;
    background: rgba(6, 11, 24, 0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--c-border);
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    text-decoration: none;
}

/* ─── DESKTOP DEFAULTS ─── */
.nav-links {
    display: flex;
    gap: 1.5rem;
    align-items: center;
}

.nav-hamburger {
    display: none;
    /* Hidden on desktop */
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
}

/* Basic styling for the hamburger lines */
.nav-hamburger span {
    width: 25px;
    height: 3px;
    background-color: #ffffff;
    /* Adjust to match your text color */
    transition: all 0.3s ease;
    border-radius: 3px;
}

/* ─── MOBILE RESPONSIVENESS ─── */
@media screen and (max-width: 768px) {
    .nav-hamburger {
        display: flex;
        /* Show the hamburger */
    }

    /* Hide the CTA button on mobile to save space (Optional) */
    .nav-cta {
        display: none;
    }

    /* Turn nav-links into a dropdown menu */
    .nav-links {
        position: absolute;
        top: 100%;
        /* Positions it directly below the nav bar */
        left: 0;
        width: 100%;
        background: rgba(6, 11, 24, 0.95);
        backdrop-filter: blur(16px);
        flex-direction: column;
        padding: 2rem 0;
        text-align: center;
        border-bottom: 1px solid var(--c-border);

        /* Hide it by default using transform for smooth animation */
        transform: translateY(-150%);
        opacity: 0;
        pointer-events: none;
        /* Prevents clicking when hidden */
        transition: all 0.3s ease-in-out;
        z-index: -1;
    }

    /* This class will be added by JavaScript when the hamburger is clicked */
    .nav-links.active {
        transform: translateY(0);
        opacity: 1;
        pointer-events: all;
    }

    /* Optional: Animate the hamburger into an 'X' when open */
    .nav-hamburger.active span:nth-child(1) {
        transform: translateY(8px) rotate(45deg);
    }

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

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

.logo-c {
    width: 34px;
    height: 34px;
    border: 2px solid var(--c-blue);
    /* border-radius: 50%; */
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 800;
    /* color: var(--c-blue-light); */
    border-radius: 40px;
    border: 2px solid #5bcfe9 var(--c-blue-light);
    animation: pulse-glow 2s ease-in-out infinite;
    color: var(--c-blue-light);
}

.logo-text {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 700;
    color: var(--c-white);
    letter-spacing: -0.01em;
}

.logo-text span {
    color: var(--c-blue-light);
}

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

.nav-links a {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    letter-spacing: 0.03em;
    transition: color 0.2s;
    font-family: var(--font-mono);
}

.nav-links a:hover {
    color: var(--c-blue-light);

}

.active {
    color: var(--c-blue-light);
    text-decoration: solid;
    background: rgba(4, 8, 17, 0.8);
    border: 1px solid rgba(9, 50, 86, 0.789);
    padding: 4px;
    border-radius: 4px;
}

.nav-cta {
    font-family: var(--font-mono);
    font-size: 12px;
    padding: 7px 18px;
    border: 1px solid var(--c-blue);
    color: var(--c-blue-light);
    border-radius: 4px;
    background: rgba(26, 106, 212, 0.1);
    cursor: pointer;
    letter-spacing: 0.06em;
    text-decoration: none;
    transition: all 0.2s;
}

.nav-cta:hover {
    background: var(--c-blue);
    color: var(--c-white);
}

/* ─── HERO ─── */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 8rem 2.5rem 5rem;
    position: relative;
    overflow: hidden;
}

.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(26, 106, 212, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(26, 106, 212, 0.06) 1px, transparent 1px);
    background-size: 48px 48px;
    mask-image: radial-gradient(ellipse 80% 60% at 50% 40%,
            black 0%,
            transparent 70%);
}

.hero-glow {
    position: absolute;
    top: 20%;
    left: 50%;
    transform: translateX(-50%);
    width: 700px;
    height: 400px;
    background: radial-gradient(ellipse,
            rgba(26, 106, 212, 0.22) 0%,
            transparent 65%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    max-width: 680px;
}

.hero-tag {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.16em;
    color: var(--c-blue-light);
    text-transform: uppercase;
    margin-bottom: 1.5rem;
    padding: 5px 12px;
    border: 1px solid rgba(91, 164, 240, 0.3);
    border-radius: 2px;
    background: rgba(26, 106, 212, 0.08);
}

.hero-tag::before {
    content: "";
    width: 6px;
    height: 6px;
    background: var(--c-blue);
    border-radius: 50%;
    animation: blink 2s ease-in-out infinite;
}

h1 {
    font-family: var(--font-head);
    font-size: clamp(52px, 8vw, 90px);
    font-weight: 800;
    line-height: 0.95;
    letter-spacing: -0.03em;
    color: var(--c-white);
    margin-bottom: 1.5rem;
}

h1 em {
    font-style: italic;
    color: var(--c-blue-light);
}

h1 .line3 {
    -webkit-text-stroke: 1.5px rgba(255, 255, 255, 0.4);
    color: transparent;
}

h1,
h2,
h3,
.sec-title,
.ev-title {
    color: var(--c-text-main);
}

p,
.hero-desc,
.proj-desc {
    color: var(--c-text-muted);
}

nav,
footer {
    background: var(--c-bg-nav);
}

.team-card,
.proj-card {
    background: var(--c-card-bg);
}


.hero-desc {
    font-size: 16px;
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.55);
    max-width: 800px;
    margin-bottom: 2.5rem;
    font-weight: 300;
}

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

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 13px;
    padding: 12px 26px;
    background: var(--c-blue);
    color: white;
    border: none;
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: all 0.2s;
    font-weight: 500;
}

.btn-primary:hover {
    background: var(--c-blue-mid);
    transform: translateY(-1px);
}

.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-family: var(--font-mono);
    font-size: 13px;
    padding: 12px 26px;
    background: transparent;
    color: rgba(255, 255, 255, 0.65);
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: 4px;
    cursor: pointer;
    text-decoration: none;
    letter-spacing: 0.05em;
    transition: all 0.2s;
}

.btn-outline:hover {
    border-color: var(--c-blue);
    color: var(--c-blue-light);
}

.stat {

    position: absolute;
    /* Must be set for z-index to work */
    z-index: 10;
    display: flex;
    justify-content: flex-end;
    right: 0;
    padding-right: 10%;
    backdrop-filter: blur(3px);
}

.hero-stats {
    right: 25rem;
    top: 50%;
    transform: translateY(-50%);
    display: flex;
    flex-direction: column;
    gap: 1px;
    z-index: 2;
    padding-bottom: 20%;


}

.stat-item {
    padding: 1.5rem 2rem;
    background: rgba(13, 27, 62, 0.6);
    border: 1px solid var(--c-border);
    backdrop-filter: blur(2px);
    min-width: 180px;
    text-align: center;
}

.stat-item:first-child {
    border-radius: 8px 8px 0 0;
}

.stat-item:last-child {
    border-radius: 0 0 8px 8px;
}

.stat-num {
    font-family: var(--font-head);
    font-size: 38px;
    font-weight: 800;
    color: var(--c-blue-light);
    line-height: 1;
    margin-bottom: 4px;
}

.stat-label {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.14em;
    color: rgba(255, 255, 255, 0.35);
    text-transform: uppercase;
}

/* ─── SECTIONS ─── */
section {
    padding: 5rem 2.5rem;
    border-top: 1px solid var(--c-border);
}

.sec-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    margin-bottom: 3rem;
}

.sec-eyebrow {
    font-family: var(--font-mono);
    font-size: 11px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--c-blue);
    margin-bottom: 0.5rem;
}

.sec-title {
    font-family: var(--font-head);
    font-size: 28px;
    font-weight: 800;
    color: var(--c-white);
    letter-spacing: -0.02em;
}

.sec-link {
    font-family: var(--font-mono);
    font-size: 12px;
    color: var(--c-blue-light);
    text-decoration: none;
    letter-spacing: 0.08em;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.sec-link:hover {
    opacity: 1;
}

/* ─── EVENTS ─── */
.events-list {
    display: flex;
    flex-direction: column;
}

.ev-item {
    display: grid;
    grid-template-columns: 80px 1fr auto;
    gap: 2rem;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px solid var(--c-border);
    transition: background 0.2s;
    cursor: pointer;
}

.ev-item:first-child {
    border-top: 1px solid var(--c-border);
}

.ev-item:hover {
    background: rgba(26, 106, 212, 0.05);
    margin: 0 -1.5rem;
    padding: 1.5rem 1.5rem;
}

.ev-date {
    text-align: center;
}

.ev-month {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-blue);
    margin-bottom: 2px;
}

.ev-day {
    font-family: var(--font-head);
    font-size: 40px;
    font-weight: 800;
    color: var(--c-white);
    line-height: 1;
}

.ev-title {
    font-family: var(--font-head);
    font-size: 17px;
    font-weight: 700;
    color: var(--c-white);
    margin-bottom: 4px;
}

.ev-meta {
    font-family: var(--font-mono);
    font-size: 11px;
    color: rgba(255, 255, 255, 0.35);
    letter-spacing: 0.05em;
}

.ev-badge {
    font-family: var(--font-mono);
    font-size: 9px;
    padding: 4px 10px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    border-radius: 2px;
    font-weight: 500;
    white-space: nowrap;
}

.badge-type {
    background: rgba(26, 106, 212, 0.2);
    color: var(--c-blue-light);
    border: 1px solid rgba(26, 106, 212, 0.3);
}

.badge-workshop {
    background: rgba(16, 185, 129, 0.1);
    color: #6ee7b7;
    border: 1px solid rgba(16, 185, 129, 0.25);
}

.badge-talk {
    background: rgba(245, 158, 11, 0.1);
    color: #fcd34d;
    border: 1px solid rgba(245, 158, 11, 0.25);
}

.badge-passed {
    background: rgba(239, 68, 68, 0.12);
    color: #fca5a5;
    border: 1px solid rgba(239, 68, 68, 0.25);
}

/* ─── PROJECTS ─── */
.projects {
    background: rgba(13, 27, 62, 0.25);
    max-width: 100%;
    padding-left: 2rem;
    padding-right: 2rem;
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(2, 2fr);
    gap: 1px;
    background: var(--c-border);
    border: 1px solid var(--c-border);
    border-radius: 8px;
    overflow: hidden;
}

.proj-card {
    background: #060b18;
    padding: 2rem;
    position: relative;
    overflow: hidden;
    transition: background 0.3s;
    cursor: pointer;
}

.proj-card::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0;
    width: 3px;
    height: 100%;
    background: var(--c-blue);
    transform: scaleY(0);
    transform-origin: top;
    transition: transform 0.3s;
}

.proj-card:hover {
    background: rgba(13, 27, 62, 0.8);
}

.proj-card:hover::before {
    transform: scaleY(1);
}

.proj-tag {
    font-family: var(--font-mono);
    font-size: 9px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-blue);
    margin-bottom: 0.75rem;
}

.proj-title {
    font-family: var(--font-head);
    font-size: 17px;
    font-weight: 700;
    color: var(--c-white);
    line-height: 1.3;
    margin-bottom: 0.75rem;
}

.proj-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.7;
    margin-bottom: 1.25rem;
}

.proj-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 1rem;
    border-top: 1px solid var(--c-border);
}

.proj-team {
    font-family: var(--font-mono);
    font-size: 10px;
    color: rgba(255, 255, 255, 0.3);
    letter-spacing: 0.08em;
}

.proj-status {
    font-family: var(--font-mono);
    font-size: 9px;
    padding: 3px 8px;
    background: rgba(26, 106, 212, 0.15);
    color: var(--c-blue-light);
    border-radius: 2px;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.projects-card {
    background: rgba(13, 27, 62, 0.25);
    max-width: 100%;
    padding-left: 2rem;
    padding-right: 2rem;
}

/* ─── TEAM ─── */
.team-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 1.25rem;
}

.team-card {
    background: rgba(13, 27, 62, 0.5);
    border: 1px solid var(--c-border);
    border-radius: 8px;
    padding: 1.5rem;
    transition:
        border-color 0.3s,
        transform 0.3s;
}

.team-card:hover {
    border-color: rgba(26, 106, 212, 0.5);
    transform: translateY(-4px);
}

.t-avatar {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: rgba(26, 106, 212, 0.2);
    border: 1px solid rgba(26, 106, 212, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-head);
    font-size: 14px;
    font-weight: 700;
    color: var(--c-blue-light);
    margin-bottom: 1rem;
}

.t-name {
    font-family: var(--font-head);
    font-size: 16px;
    font-weight: 700;
    color: var(--c-white);
    margin-bottom: 2px;
}

.t-role {
    font-family: var(--font-mono);
    font-size: 10px;
    letter-spacing: 0.1em;
    color: var(--c-blue);
    text-transform: uppercase;
    margin-bottom: 4px;
    font-weight: 500;
}

.t-dept {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
}

/* ─── ABOUT/MISSION ─── */
.mission-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.mission-text h2 {
    font-family: var(--font-head);
    font-size: 42px;
    font-weight: 800;
    letter-spacing: -0.025em;
    line-height: 1.05;
    color: var(--c-white);
    margin-bottom: 1.5rem;
}

.mission-text p {
    font-size: 15px;
    line-height: 1.8;
    color: rgba(255, 255, 255, 0.5);
    margin-bottom: 1rem;
}

.mission-pillars {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1px;
    background: var(--c-border);
    border: 1px solid var(--c-border);
    border-radius: 8px;
    overflow: hidden;
}

.pillar {
    background: rgba(6, 11, 24, 0.9);
    padding: 1.75rem;
}

.pillar-icon {
    font-size: 24px;
    margin-bottom: 0.75rem;
}

.pillar-title {
    font-family: var(--font-head);
    font-size: 15px;
    font-weight: 700;
    color: var(--c-white);
    margin-bottom: 6px;
}

.pillar-desc {
    font-size: 12px;
    color: rgba(255, 255, 255, 0.35);
    line-height: 1.6;
}

/* ─── CONTACT / CTA ─── */
.cta-section {
    text-align: center;
    padding: 6rem 2.5rem;
    position: relative;
    overflow: hidden;
}

.cta-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 600px;
    height: 300px;
    background: radial-gradient(ellipse,
            rgba(26, 106, 212, 0.2) 0%,
            transparent 70%);
    pointer-events: none;
}

.cta-section h2 {
    font-family: var(--font-head);
    font-size: 52px;
    font-weight: 800;
    letter-spacing: -0.03em;
    color: var(--c-white);
    margin-bottom: 1rem;
    position: relative;
}

.cta-section p {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.45);
    margin-bottom: 2.5rem;
    position: relative;
}

.cta-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    position: relative;
}

/* ─── FOOTER ─── */
footer {
    padding: 2rem 2.5rem;
    border-top: 1px solid var(--c-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: rgba(6, 11, 24, 0.8);
}

.f-logo {
    font-family: var(--font-head);
    font-size: 14px;
    font-weight: 700;
    color: rgba(255, 255, 255, 0.6);
}

.f-socials {
    display: flex;
    gap: 1.5rem;
}

.f-socials a {
    font-family: var(--font-mono);
    font-size: 11px;
    color: rgba(255, 255, 255, 0.3);
    text-decoration: none;
    letter-spacing: 0.08em;
    transition: color 0.2s;
}

.f-socials a:hover {
    color: var(--c-blue-light);
}

.f-email {
    font-family: var(--font-mono);
    font-size: 11px;
    color: rgba(255, 255, 255, 0.3);
    letter-spacing: 0.06em;
}

/* ─── ANIMATIONS ─── */
@keyframes fadeInLogo {
    from {
        opacity: 0;
        transform: scale(0.9);
    }

    to {
        opacity: 1;
        transform: scale(1);
    }
}

@keyframes pulse-glow {

    0%,
    100% {
        box-shadow: 0 0 20px rgba(26, 106, 212, 0.4);
    }

    50% {
        box-shadow:
            0 0 40px rgba(26, 106, 212, 0.7),
            0 0 80px rgba(26, 106, 212, 0.2);
    }
}

@keyframes float {

    0%,
    100% {
        transform: translateX(-50%) translateY(0);
    }

    50% {
        transform: translateX(-50%) translateY(-8px);
    }
}

@keyframes blink {

    0%,
    100% {
        opacity: 1;
    }

    50% {
        opacity: 0.3;
    }
}

@keyframes doorExit {
    to {
        opacity: 0;
        pointer-events: none;
    }
}

.fade-in {
    opacity: 1;
    transform: translateY(24px);
    transition:
        opacity 0.7s ease,
        transform 0.7s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 4px;
}

::-webkit-scrollbar-track {
    background: var(--c-black);
}

::-webkit-scrollbar-thumb {
    background: rgba(26, 106, 212, 0.4);
    border-radius: 2px;
}

/* Hackathon banner */
.hack-banner {
    background: linear-gradient(135deg, #0a1a3a 0%, #0d2150 100%);
    border: 1px solid rgba(26, 106, 212, 0.4);
    border-radius: 8px;
    padding: 2rem 2.5rem;
    margin-bottom: 3rem;
    display: flex;
    align-items: center;
    gap: 2rem;
    position: relative;
    overflow: hidden;
}

.hack-banner::before {
    content: "HACKATHON 101";
    position: absolute;
    right: -10px;
    top: 50%;
    transform: translateY(-50%);
    font-family: var(--font-head);
    font-size: 100px;
    font-weight: 800;
    color: rgba(26, 106, 212, 0.06);
    letter-spacing: -0.05em;
    white-space: nowrap;
    pointer-events: none;
}

.hack-date-badge {
    background: var(--c-blue);
    color: white;
    font-family: var(--font-head);
    font-size: 13px;
    font-weight: 700;
    padding: 10px 20px;
    border-radius: 4px;
    white-space: nowrap;
    letter-spacing: 0.03em;
}

.hack-info h3 {
    font-family: var(--font-head);
    font-size: 22px;
    font-weight: 800;
    color: var(--c-white);
    margin-bottom: 4px;
}

.hack-info p {
    font-family: var(--font-mono);
    font-size: 12px;
    color: rgba(255, 255, 255, 0.4);
    letter-spacing: 0.06em;
}

.hack-badge {
    font-family: var(--font-mono);
    font-size: 9px;
    padding: 3px 8px;
    background: rgba(61, 26, 202, 0.15);
    color: #22a1e0;
    border: 1px solid rgba(16, 167, 243, 0.3);
    border-radius: 2px;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-left: auto;
    white-space: nowrap;
}

/*Gallery*/
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: start;
}

.contact-info h2 {
    font-family: var(--font-display);
    font-size: clamp(1.8rem, 3.5vw, 2.5rem);
    font-weight: 800;
    margin: 0.5rem 0 1rem;
    line-height: 1.15;
}

.contact-info p {
    color: var(--muted);
    line-height: 1.7;
    margin-bottom: 1rem;
}

.contact-channels {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.channel-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1rem 1.25rem;
    transition: border-color 0.2s;
    text-decoration: none;
}

.channel-item:hover {
    border-color: rgba(0, 229, 255, 0.25);
}

.channel-icon {
    font-size: 1.3rem;
    width: 36px;
    text-align: center;
    flex-shrink: 0;
}

.channel-label {
    font-family: var(--font-mono);
    font-size: 0.6rem;
    color: var(--muted);
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.channel-value {
    font-size: 0.9rem;
    font-weight: 600;
    margin-top: 1px;
}

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

.social-card {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.25rem;
    text-align: center;
    transition:
        border-color 0.2s,
        transform 0.2s;
    text-decoration: none;
    display: block;
}

.social-card:hover {
    border-color: rgba(0, 229, 255, 0.25);
    transform: translateY(-3px);
}

.social-card-icon {
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.social-card-name {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 0.9rem;
}

.social-card-handle {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
    margin-top: 3px;
}

/* ═══════════════════════════════════════════════════════════
   RESPONSIVE LAYOUT — TABLET & MOBILE
   (nav/hamburger rules already handled above at 768px)
   ═══════════════════════════════════════════════════════════ */

/* ─── TABLET (≤1024px) ─── */
@media screen and (max-width: 1024px) {
    .hero {
        flex-direction: column;
        align-items: flex-start;
        min-height: auto;
        padding: 7rem 1.75rem 3rem;
    }

    .hero-content {
        max-width: 100%;
    }

    /* Stats block was absolutely positioned far off to the right
       (right: 25rem) which pushes it off-screen on anything
       narrower than a wide desktop. Bring it back into the
       normal document flow below the hero copy. */
    .stat {
        position: relative;
        justify-content: flex-start;
        padding-right: 0;
        margin-top: 2.5rem;
        width: 100%;
    }

    .hero-stats {
        position: static;
        right: auto;
        top: auto;
        transform: none;
        flex-direction: row;
        flex-wrap: wrap;
        gap: 0.75rem;
        padding-bottom: 0;
        width: 100%;
    }

    .stat-item {
        flex: 1 1 140px;
        min-width: 140px;
        border-radius: 8px !important;
    }

    .mission-grid {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

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

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

/* ─── MOBILE (≤768px) ─── */
@media screen and (max-width: 768px) {
    nav {
        padding: 1rem 1.25rem;
    }

    section {
        padding: 3rem 1.25rem;
    }

    .hero {
        padding: 6.5rem 1.25rem 2.5rem;
    }

    h1 {
        font-size: clamp(40px, 12vw, 64px);
    }

    .hero-desc {
        font-size: 14px;
    }

    .hero-actions,
    .cta-actions {
        width: 100%;
        flex-direction: column;
    }

    .hero-actions a,
    .cta-actions a {
        width: 100%;
        justify-content: center;
    }

    .sec-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
    }

    .sec-title {
        font-size: 22px;
    }

    .mission-text h2 {
        font-size: 30px;
    }

    .mission-pillars {
        grid-template-columns: 1fr;
    }

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

    .cta-section {
        padding: 4rem 1.25rem;
    }

    .cta-section h2 {
        font-size: clamp(30px, 9vw, 42px);
    }

    /* Events */
    .hack-banner {
        flex-direction: column;
        align-items: flex-start;
        gap: 1rem;
        padding: 1.5rem;
    }

    .hack-banner::before {
        display: none;
        /* giant background watermark text overflows on narrow screens */
    }

    .hack-badge {
        margin-left: 0;
    }

    .ev-item {
        grid-template-columns: 56px 1fr;
        row-gap: 0.5rem;
    }

    .ev-badge {
        grid-column: 2;
        justify-self: start;
    }

    .ev-day {
        font-size: 30px;
    }

    /* Footer */
    footer {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
        padding: 2rem 1.25rem;
    }

    .f-socials {
        flex-wrap: wrap;
        justify-content: center;
    }

    /* Gallery / lightbox */
    .gallery-grid {
        grid-template-columns: 1fr;
    }

    .lightbox-content {
        flex-direction: column;
        max-width: 95vw;
        gap: 0.75rem;
    }

    .lightbox-nav {
        width: 40px;
        height: 40px;
        font-size: 16px;
    }

    #lightbox-img {
        max-height: 60vh;
    }

    .lightbox-close {
        top: 12px;
        right: 16px;
        font-size: 32px;
    }

    .code-ticker {
        padding: 0.75rem 1.25rem;
    }
}

/* ─── SMALL MOBILE (≤480px) ─── */
@media screen and (max-width: 480px) {
    .door-frame {
        width: 220px;
        height: 340px;
    }

    .stat-item {
        flex: 1 1 100%;
        min-width: 0;
    }

    .stat-num {
        font-size: 30px;
    }

    .proj-card {
        padding: 1.5rem;
    }
}

/* SYSTEM OVERRIDE: LIGHT MODE */
@media (prefers-color-scheme: light) {
    :root {
        --c-blue: #1a6ad4;
        --c-blue-light: #0d52b3;
        /* Darker blue for visibility on light bg */

        --c-bg-primary: #f8fafc;
        --c-bg-secondary: #e2e8f0;
        --c-bg-nav: rgba(255, 255, 255, 0.85);

        --c-text-main: #0f172a;
        --c-text-muted: #475569;

        --c-border: rgba(26, 106, 212, 0.25);
        --c-card-bg: #ffffff;
    }
}

@media (max-width: 768px) {
    .contact-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

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

/* Code ticker */
.code-ticker {
    font-family: var(--font-mono);
    font-size: 12px;
    color: rgba(26, 106, 212, 0.4);
    letter-spacing: 0.08em;
    padding: 0.75rem 2.5rem;
    border-top: 1px solid var(--c-border);
    white-space: nowrap;
    overflow: hidden;
}

.code-ticker-inner {
    display: inline-block;
    animation: ticker 30s linear infinite;
}

@keyframes ticker {
    from {
        transform: translateX(0);
    }

    to {
        transform: translateX(-50%);
    }
}

/* ─── GALLERY ALBUMS GRID ─── */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.album-card {
    position: relative;
    border-radius: 8px;
    overflow: hidden;
    cursor: pointer;
    aspect-ratio: 4/3;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    border: 1px solid var(--c-border);
}

.album-cover {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

.album-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6, 11, 24, 0.95) 0%, rgba(6, 11, 24, 0.2) 60%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.5rem;
    opacity: 0.9;
    transition: opacity 0.3s;
}

.album-card:hover .album-cover {
    transform: scale(1.08);
}

.album-card:hover .album-overlay {
    opacity: 1;
}

.album-title {
    font-family: var(--font-head);
    font-size: 20px;
    font-weight: 700;
    color: var(--c-white);
    margin-bottom: 4px;
    transform: translateY(10px);
    transition: transform 0.4s ease;
}

.album-meta {
    font-family: var(--font-mono);
    font-size: 11px;
    color: var(--c-blue-light);
    letter-spacing: 0.1em;
    transform: translateY(10px);
    opacity: 0;
    transition: transform 0.4s ease, opacity 0.4s ease;
    transition-delay: 0.05s;
}

.album-card:hover .album-title,
.album-card:hover .album-meta {
    transform: translateY(0);
    opacity: 1;
}

/* ─── LIGHTBOX ANIMATIONS & STYLES ─── */
.lightbox {
    position: fixed;
    inset: 0;
    z-index: 99999;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox.hidden {
    display: none;
}

.lightbox-overlay {
    position: absolute;
    inset: 0;
    background: rgba(6, 11, 24, 0.95);
    backdrop-filter: blur(10px);
    animation: fadeIn 0.3s ease-out forwards;
}

.lightbox-content {
    position: relative;
    z-index: 2;
    display: flex;
    align-items: center;
    gap: 1.5rem;
    max-width: 90vw;
    animation: popIn 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.275) forwards;
}

.lightbox-image-container {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
}

#lightbox-img {
    max-height: 80vh;
    max-width: 100%;
    border-radius: 8px;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
    border: 1px solid rgba(255, 255, 255, 0.1);
    transition: opacity 0.2s ease;
}

.lightbox-caption {
    font-family: var(--font-head);
    color: white;
    margin-top: 1rem;
    font-size: 18px;
    font-weight: 600;
}

.lightbox-counter {
    font-family: var(--font-mono);
    color: var(--c-blue-light);
    font-size: 12px;
    margin-top: 5px;
    letter-spacing: 0.1em;
}

.lightbox-close {
    position: absolute;
    top: 20px;
    right: 30px;
    color: white;
    font-size: 40px;
    font-weight: 300;
    cursor: pointer;
    z-index: 3;
    transition: color 0.2s, transform 0.2s;
}

.lightbox-close:hover {
    color: var(--c-blue-light);
    transform: scale(1.1);
}

.lightbox-nav {
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: white;
    width: 50px;
    height: 50px;
    border-radius: 50%;
    font-size: 20px;
    cursor: pointer;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-nav:hover {
    background: var(--c-blue);
    border-color: var(--c-blue);
    transform: scale(1.1);
}

@keyframes popIn {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(20px);
    }

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

@keyframes fadeIn {
    0% {
        opacity: 0;
    }

    100% {
        opacity: 1;
    }
}