/* ─────────────────────────────────────────────
   2379 Burlington Cadets — Gallery Styles
   Navbar matches site-wide styles (about, etc.)
   ───────────────────────────────────────────── */

:root {
    /* Site-wide brand tokens (matches about.css) */
    --brand-green: #1B7F74;
    --brand-green-dark: #15675f;
    --brand-navy: #002D62;
    --navy-deep: #001a33;
    --navy-black: #000c1a;
    --accent-gold: #F59E0B;
    --white: #ffffff;
    --surface-white: #ffffff;
    --surface-light: #f8fafc;
    --bg-light: #f1f5f9;
    --text-strong: #0f172a;
    --text-slate: #334155;
    --text-muted: #64748b;
    --border-soft: rgba(15, 23, 42, 0.08);
    --shadow-soft: 0 14px 32px rgba(2, 12, 27, 0.08);
    --shadow-medium: 0 22px 50px rgba(2, 12, 27, 0.14);
    --transition-smooth: all 0.35s ease;
    --font-main: 'Montserrat', sans-serif;

    /* Gallery-specific tokens */
    --cream: #f6f5f0;
    --gray-100: #edeeeb;
    --gray-300: #c4c7c0;
    --gray-500: #6e756a;
    --gray-800: #2c3328;
    --gray-900: #181d15;
    --ease: cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: var(--font-main);
    background: var(--cream);
    color: var(--text-slate);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

body.menu-open,
body.lightbox-open { overflow: hidden; }

img { max-width: 100%; display: block; }
button { font: inherit; cursor: pointer; }

.container {
    width: min(1200px, 90%);
    margin: 0 auto;
}


/* ═══════════════════════════════════════════
   NAVBAR  (identical to about.css)
   ═══════════════════════════════════════════ */

#navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 80px;
    z-index: 9999;
    display: flex;
    align-items: center;
    background-color: var(--brand-navy);
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    transition: var(--transition-smooth);
    padding: 20px 0;
}

#navbar.scrolled {
    height: 70px;
    padding: 12px 0;
    background: rgba(0, 26, 51, 0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--brand-green);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.35);
}

.nav-container {
    width: min(1300px, calc(100% - 40px));
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 24px;
}

.nav-brand {
    font-weight: 900;
    color: var(--white);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 1rem;
    line-height: 1;
    position: relative;
    z-index: 10001;
    white-space: nowrap;
}

.nav-brand .accent {
    color: var(--brand-green);
}

.nav-links {
    display: flex;
    list-style: none;
    align-items: center;
    gap: 35px;
}

.nav-links li {
    list-style: none;
}

.nav-links a {
    color: var(--white);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    position: relative;
    transition: color 0.3s ease;
}

.nav-links a::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: -5px;
    width: 0;
    height: 2px;
    background: var(--brand-green);
    transition: width 0.3s ease;
}

.nav-links a:hover,
.nav-links a:focus-visible {
    color: var(--brand-green);
}

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

.btn-nav-tactical {
    color: var(--brand-green) !important;
    border: 1px solid var(--brand-green) !important;
    padding: 10px 20px !important;
    border-radius: 2px !important;
    font-weight: 900 !important;
    font-size: 0.8rem !important;
    text-transform: uppercase !important;
    text-decoration: none !important;
    transition: var(--transition-smooth) !important;
}

.btn-nav-tactical::after {
    display: none !important;
}

.btn-nav-tactical:hover,
.btn-nav-tactical:focus-visible {
    background: var(--brand-green) !important;
    color: var(--brand-navy) !important;
}


/* ═══════════════════════════════════════════
   HAMBURGER  (identical to about.css)
   ═══════════════════════════════════════════ */

.mobile-toggle {
    display: none;
    appearance: none;
    -webkit-appearance: none;
    border: none;
    background: transparent;
    box-shadow: none;
    cursor: pointer;
    z-index: 10001;
    width: 52px;
    height: 52px;
    padding: 0;
    margin: 0;
    border-radius: 12px;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 5px;
    transition: background 0.25s ease;
}

.mobile-toggle::-moz-focus-inner {
    border: 0;
    padding: 0;
}

.mobile-toggle:hover {
    background: rgba(255, 255, 255, 0.08);
}

.mobile-toggle:focus-visible {
    outline: 2px solid var(--brand-green);
    outline-offset: 3px;
    background: rgba(255, 255, 255, 0.08);
}

.mobile-toggle span {
    display: block;
    width: 24px;
    height: 2.5px;
    border-radius: 999px;
    background: var(--white);
    transition: transform 0.35s ease, opacity 0.25s ease, background 0.25s ease;
}

.mobile-toggle.active span:nth-child(1) {
    transform: translateY(7.5px) rotate(-45deg);
    background: var(--brand-green);
}

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

.mobile-toggle.active span:nth-child(3) {
    transform: translateY(-7.5px) rotate(45deg);
    background: var(--brand-green);
}


/* ═══════════════════════════════════════════
   PAGE HERO
   ═══════════════════════════════════════════ */

.page-hero {
    position: relative;
    padding: 160px 0 72px;
    background: radial-gradient(circle at bottom, var(--navy-deep) 0%, var(--navy-black) 100%);
    overflow: hidden;
}

.page-hero__bg {
    position: absolute;
    inset: 0;
    opacity: 0.18;
    filter: grayscale(40%);
    background-size: cover;
    background-position: center;
}

.page-hero__bg::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(0,12,26,0.35) 0%, rgba(0,12,26,1) 100%);
}

.page-hero__inner {
    position: relative;
    z-index: 2;
}

.page-hero__label {
    display: inline-block;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 2.5px;
    text-transform: uppercase;
    color: var(--brand-green);
    margin-bottom: 14px;
}

.page-hero h1 {
    color: var(--white);
    font-size: clamp(2.7rem, 6vw, 5rem);
    line-height: 0.95;
    font-weight: 900;
    text-transform: uppercase;
}

.page-hero h1 span {
    color: var(--brand-green);
}

.page-hero p {
    color: rgba(255,255,255,0.55);
    font-size: 1rem;
    max-width: 480px;
    line-height: 1.75;
    margin-top: 18px;
}


/* ═══════════════════════════════════════════
   HUB — EVENT CARDS
   ═══════════════════════════════════════════ */

.events-grid {
    padding: 64px 0 100px;
}

.events-grid__heading {
    font-size: 0.75rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 20px;
    padding-bottom: 14px;
    border-bottom: 1px solid var(--border-soft);
}

.events-grid__list {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 18px;
}

.event-card {
    position: relative;
    display: block;
    text-decoration: none;
    color: var(--white);
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 3 / 2;
    background: var(--navy-deep);
}

.event-card__img {
    position: absolute;
    inset: 0;
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.5s ease, filter 0.5s ease;
    filter: brightness(0.55) saturate(0.85);
}

.event-card:hover .event-card__img {
    transform: scale(1.04);
    filter: brightness(0.42) saturate(1);
}

.event-card__body {
    position: absolute;
    inset: 0;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 28px;
    z-index: 2;
    background: linear-gradient(to top, rgba(0,12,26,0.65) 0%, transparent 55%);
}

.event-card__year {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--brand-green);
    margin-bottom: 6px;
}

.event-card__title {
    font-size: clamp(1.4rem, 2.5vw, 2rem);
    font-weight: 900;
    letter-spacing: 0.5px;
    line-height: 1.05;
    text-transform: uppercase;
    margin-bottom: 6px;
}

.event-card__desc {
    font-size: 0.84rem;
    color: rgba(255,255,255,0.52);
    line-height: 1.5;
    max-width: 360px;
}

.event-card__arrow {
    position: absolute;
    top: 18px; right: 18px;
    width: 36px; height: 36px;
    border-radius: 50%;
    background: rgba(255,255,255,0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3;
    transition: background 0.3s ease, transform 0.3s ease;
}

.event-card:hover .event-card__arrow {
    background: var(--brand-green);
    transform: translate(2px, -2px);
}

.event-card__arrow svg {
    width: 16px; height: 16px;
    color: var(--white);
}


/* ═══════════════════════════════════════════
   GALLERY PAGE — INFO BAR
   ═══════════════════════════════════════════ */

.gallery-info {
    padding: 56px 0 0;
}

.gallery-info__row {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 24px;
    padding-bottom: 22px;
    border-bottom: 1px solid var(--border-soft);
}

.gallery-info__text h2 {
    font-size: clamp(1.8rem, 3.5vw, 2.6rem);
    color: var(--text-strong);
    font-weight: 900;
    line-height: 1.05;
    margin-bottom: 6px;
}

.gallery-info__text p {
    font-size: 0.95rem;
    color: var(--text-muted);
    max-width: 500px;
    line-height: 1.65;
}

.gallery-info__meta {
    flex-shrink: 0;
    text-align: right;
    padding-top: 4px;
}

.gallery-info__count {
    font-size: 2.2rem;
    font-weight: 900;
    color: var(--text-strong);
    line-height: 1;
}

.gallery-info__count-label {
    font-size: 0.72rem;
    font-weight: 800;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-top: 2px;
}

.back-link {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-top: 18px;
    font-size: 0.82rem;
    font-weight: 700;
    color: var(--brand-green);
    text-decoration: none;
    letter-spacing: 0.4px;
    transition: gap 0.2s ease;
}

.back-link:hover { gap: 9px; }

.back-link svg { width: 14px; height: 14px; }


/* ═══════════════════════════════════════════
   FEATURED IMAGE
   ═══════════════════════════════════════════ */

.featured {
    padding: 30px 0;
}

.featured__frame {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    aspect-ratio: 2.35 / 1;
    background: #dbe4ee;
    box-shadow: var(--shadow-medium);
}

.featured__frame img {
    width: 100%; height: 100%;
    object-fit: cover;
}

.featured__caption {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    padding: 40px 24px 16px;
    background: linear-gradient(to top, rgba(0,12,26,0.72), transparent);
    color: rgba(255,255,255,0.75);
    font-size: 0.85rem;
}

.featured__caption strong {
    display: block;
    font-size: 0.65rem;
    font-weight: 800;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--brand-green);
    margin-bottom: 3px;
}


/* ═══════════════════════════════════════════
   PHOTO GRID
   ═══════════════════════════════════════════ */

.gallery-grid {
    padding: 0 0 80px;
}

.photo-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
}

.photo-card {
    position: relative;
    aspect-ratio: 4 / 3;
    border: none;
    border-radius: 10px;
    overflow: hidden;
    background: #dbe4ee;
    padding: 0;
    box-shadow: var(--shadow-soft);
    transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.photo-card img {
    width: 100%; height: 100%;
    object-fit: cover;
    transition: transform 0.4s ease;
}

.photo-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,12,26,0);
    z-index: 1;
    transition: background 0.3s;
}

.photo-card::after {
    content: "View";
    position: absolute;
    left: 12px;
    bottom: 12px;
    padding: 0.4rem 0.7rem;
    border-radius: 999px;
    background: rgba(0, 12, 26, 0.7);
    color: var(--white);
    font-size: 0.68rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    opacity: 0;
    transform: translateY(6px);
    transition: all 0.3s ease;
    z-index: 2;
}

.photo-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 18px 40px rgba(2, 12, 27, 0.14);
}

.photo-card:hover::before {
    background: rgba(0,12,26,0.12);
}

.photo-card:hover img {
    transform: scale(1.04);
}

.photo-card:hover::after {
    opacity: 1;
    transform: translateY(0);
}

.photo-card:focus-visible {
    outline: 2px solid var(--brand-green);
    outline-offset: 3px;
}

.photo-card--lg {
    grid-column: span 2;
    grid-row: span 2;
    aspect-ratio: auto;
}

.photo-card--wide {
    grid-column: span 2;
    aspect-ratio: 16 / 9;
}

.photo-card--tall {
    grid-row: span 2;
    aspect-ratio: auto;
}


/* ═══════════════════════════════════════════
   LIGHTBOX
   ═══════════════════════════════════════════ */

.lightbox {
    position: fixed;
    inset: 0;
    z-index: 12000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 20px;
    background: rgba(0, 12, 26, 0.94);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: auto;
}

.lightbox__top {
    position: absolute;
    top: 0; left: 0; right: 0;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    z-index: 3;
}

.lightbox__counter {
    font-size: 0.78rem;
    font-weight: 700;
    color: rgba(255,255,255,0.4);
    letter-spacing: 1px;
}

.lightbox__stage {
    width: min(1060px, 100%);
    max-height: 90vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 14px;
}

.lightbox__stage img {
    width: 100%;
    max-height: calc(90vh - 60px);
    object-fit: contain;
    border-radius: 10px;
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.35);
}

.lightbox__caption {
    color: rgba(255,255,255,0.6);
    text-align: center;
    font-size: 0.88rem;
    max-width: 580px;
}

.lightbox__close,
.lightbox__nav {
    position: absolute;
    border: none;
    color: var(--white);
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition-smooth);
}

.lightbox__close:hover,
.lightbox__nav:hover {
    background: rgba(27, 127, 116, 0.8);
}

.lightbox__close {
    width: 44px; height: 44px;
    border-radius: 50%;
}

.lightbox__nav {
    top: 50%;
    transform: translateY(-50%);
    width: 48px; height: 48px;
    border-radius: 50%;
}

.lightbox__nav--prev { left: 18px; }
.lightbox__nav--next { right: 18px; }


/* ═══════════════════════════════════════════
   FOOTER
   ═══════════════════════════════════════════ */

.site-footer {
    background: radial-gradient(circle at top, var(--navy-deep) 0%, var(--navy-black) 100%);
    padding: 28px 0;
}

.site-footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    flex-wrap: wrap;
}

.site-footer__brand {
    font-size: 0.85rem;
    font-weight: 900;
    color: var(--white);
    letter-spacing: 1.5px;
    text-transform: uppercase;
}

.site-footer__note {
    font-size: 0.78rem;
    color: var(--text-muted);
}


/* ═══════════════════════════════════════════
   REVEAL
   ═══════════════════════════════════════════ */

.reveal {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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


/* ═══════════════════════════════════════════
   RESPONSIVE
   ═══════════════════════════════════════════ */

@media (max-width: 1100px) {
    .photo-card {
        grid-column: span 2;
    }

    .photo-card--lg {
        grid-column: span 2;
    }

    .photo-card--wide {
        grid-column: span 4;
    }

    .gallery-info__row {
        flex-direction: column;
        gap: 10px;
    }

    .gallery-info__meta {
        text-align: left;
    }
}

@media (max-width: 900px) {
    .events-grid__list {
        grid-template-columns: 1fr;
    }

    .event-card {
        aspect-ratio: 16 / 9;
    }

    .photo-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .photo-card {
        grid-column: auto;
    }

    .photo-card--lg {
        grid-column: span 2;
        grid-row: span 1;
        aspect-ratio: 16 / 9;
    }

    .photo-card--wide {
        grid-column: span 2;
    }

    .photo-card--tall {
        grid-row: span 1;
        aspect-ratio: 4 / 3;
    }
}

/* ── 768px: matches about.css mobile nav exactly ── */
@media (max-width: 768px) {
    .mobile-toggle {
        display: inline-flex;
    }

    .nav-container {
        width: min(100% - 24px, 1300px);
        gap: 16px;
    }

    .nav-brand {
        font-size: 0.95rem;
        letter-spacing: 1.4px;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: min(82vw, 360px);
        height: 100vh;
        padding: 110px 28px 36px;
        background: linear-gradient(180deg, rgba(0, 31, 61, 0.98) 0%, rgba(0, 12, 26, 0.98) 100%);
        flex-direction: column;
        align-items: flex-start;
        justify-content: flex-start;
        gap: 8px;
        transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
        box-shadow: -12px 0 36px rgba(0, 0, 0, 0.45);
        border-left: 1px solid rgba(27, 127, 116, 0.45);
        overflow-y: auto;
        display: flex;
        z-index: 10000;
    }

    .nav-links.active,
    #nav-menu.active {
        right: 0;
    }

    .nav-links li {
        width: 100%;
    }

    .nav-links a {
        display: flex;
        align-items: center;
        width: 100%;
        min-height: 54px;
        padding: 14px 0;
        font-size: 1rem;
        letter-spacing: 1.1px;
        border-bottom: 1px solid rgba(255, 255, 255, 0.08);
    }

    .nav-links a::after {
        display: none;
    }

    .nav-links a:hover,
    .nav-links a:focus-visible {
        color: var(--brand-green);
    }

    .btn-nav-tactical {
        width: 100%;
        justify-content: center;
        text-align: center;
        margin-top: 14px;
        min-height: 52px;
        padding: 14px 18px !important;
        border-radius: 6px !important;
    }

    /* Gallery-specific mobile */
    .page-hero {
        padding: 130px 0 56px;
    }

    .featured__frame {
        aspect-ratio: 16 / 9;
        border-radius: 12px;
    }

    .photo-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 8px;
    }

    .photo-card,
    .photo-card--lg,
    .photo-card--wide,
    .photo-card--tall {
        grid-column: auto;
        grid-row: auto;
        aspect-ratio: 4 / 3;
    }

    .photo-card {
        border-radius: 8px;
    }

    .lightbox {
        padding: 16px;
    }

    .lightbox__nav {
        width: 44px;
        height: 44px;
    }

    .events-grid {
        padding: 48px 0 72px;
    }
}

/* ── 640px: matches about.css small mobile exactly ── */
@media (max-width: 640px) {
    .nav-container {
        width: min(100% - 16px, 1300px);
    }

    .nav-brand {
        font-size: 0.88rem;
        letter-spacing: 1.2px;
    }

    .mobile-toggle {
        width: 48px;
        height: 48px;
    }

    .nav-links {
        width: 100%;
        max-width: 100%;
        padding: 100px 22px 30px;
    }

    .nav-links a {
        font-size: 0.98rem;
        min-height: 50px;
    }

    .container {
        width: 100%;
        padding-left: 16px;
        padding-right: 16px;
    }

    /* Gallery-specific small mobile */
    .page-hero {
        padding: 120px 0 44px;
    }

    .page-hero h1 {
        font-size: clamp(2rem, 9vw, 3rem);
    }

    .featured__frame {
        aspect-ratio: 4 / 3;
    }

    .photo-grid {
        grid-template-columns: 1fr;
        gap: 8px;
    }

    .photo-card,
    .photo-card--lg,
    .photo-card--wide,
    .photo-card--tall {
        aspect-ratio: 16 / 10;
    }

    .event-card {
        aspect-ratio: 4 / 3;
    }

    .lightbox {
        padding: 10px;
    }

    .lightbox__close {
        top: 12px;
        right: 12px;
        width: 40px;
        height: 40px;
    }

    .lightbox__nav {
        top: auto;
        bottom: 16px;
        transform: none;
    }

    .lightbox__nav--prev { left: 16px; }
    .lightbox__nav--next { right: 16px; }

    .site-footer__inner {
        flex-direction: column;
        text-align: center;
    }
}