/* Custom Colors and Variables */
:root {
    --grit-color: #d4ff00;
    --grit-hover: #e0ff33;
    --darker-bg: #0a0a0a;
}

/* Base Styles */
body {
    font-family: 'Inter', sans-serif;
    background-color: #000;
    overflow-x: hidden;
}

#programs, #schedule, #mission {
    scroll-margin-top: 96px;
}

.btn-grit { background-color: var(--grit-color) !important; }

.btn-grit:hover { background-color: black !important; color: var(--grit-color) !important; }

/* Typography Utilities */
a.text-grit-link { color: var(--grit-color); text-decoration: none; transition: color 0.3s ease; }
a.text-grit-link:hover { color: var(--grit-hover); }

.text-grit { color: var(--grit-color) !important; }
.text-grit-hover:hover { color: var(--grit-hover) !important; }
.bg-grit { background-color: var(--grit-color) !important; }
.bg-grit-hover:hover { background-color: var(--grit-hover) !important; color: #000 !important; }
.border-grit { border-color: var(--grit-color) !important; }
.bg-darker { background-color: var(--darker-bg) !important; }

.fw-black { font-weight: 900; }
.tracking-tighter { letter-spacing: -0.05em; }
.tracking-tight { letter-spacing: -0.025em; }
.tracking-widest { letter-spacing: 0.2em; }

.fs-7 { font-size: 0.875rem; }
.fs-8 { font-size: 0.75rem; }
.fs-9 { font-size: 0.65rem; }
.fs-huge { font-size: 8rem; }

.text-gray { color: #9ca3af; }
.opacity-05 { opacity: 0.05; }
.w-90 { width: 90%; }
.mt-n5 { margin-top: -3rem; }

.has-mobile-bottom-nav { padding-bottom: 0; }

@media (max-width: 991.98px) {
    .has-mobile-bottom-nav {
        padding-bottom: 104px;
        padding-bottom: calc(104px + env(safe-area-inset-bottom));
        padding-bottom: calc(104px + max(env(safe-area-inset-bottom), 0px));
    }
}

.mobile-bottom-nav {
    position: fixed;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1030;
    padding: 8px 8px;
    padding-bottom: 8px;
    padding-bottom: calc(8px + env(safe-area-inset-bottom));
    padding-bottom: calc(8px + max(env(safe-area-inset-bottom), 0px));
    display: flex;
    justify-content: center;
}

.mobile-bottom-nav__inner {
    width: fit-content;
    max-width: 520px;
    margin-left: auto !important;
    margin-right: auto !important;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    padding: 8px 8px;
    box-sizing: border-box;
}

.mobile-bottom-nav__item {
    flex: 0 0 40px;
    width: 40px;
    height: 40px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 13px;
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.10);
    touch-action: manipulation;
    transition: transform 0.2s ease, background-color 0.2s ease, border-color 0.2s ease, color 0.2s ease;
}

.mobile-bottom-nav__item i {
    font-size: 0.80rem;
    transition: transform 0.2s ease;
}

.mobile-bottom-nav__item.is-active {
    color: var(--grit-color) !important;
    background: rgba(212, 255, 0, 0.10);
    border-color: rgba(212, 255, 0, 0.35);
    transform: translateY(-2px);
}

.mobile-bottom-nav__item.is-active i {
    transform: scale(1.18);
}

.mobile-bottom-nav__center {
    width: 46px;
    height: 46px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 15px;
    background: var(--grit-color);
    color: #000;
    border: 3px solid #000;
    box-shadow: 0 12px 20px rgba(0,0,0,0.55);
    margin-top: -12px;
    touch-action: manipulation;
    flex: 0 0 46px;
    transition: transform 0.2s ease, filter 0.2s ease;
}

.mobile-bottom-nav__center.is-active {
    transform: translateY(-2px) scale(1.05);
    filter: brightness(1.05);
}

.mobile-bottom-nav__center i {
    font-size: 1.15rem;
}

@media (max-width: 360px) {
    .mobile-bottom-nav {
        padding: 8px 8px;
        padding-bottom: 8px;
        padding-bottom: calc(8px + env(safe-area-inset-bottom));
        padding-bottom: calc(8px + max(env(safe-area-inset-bottom), 0px));
    }
    .mobile-bottom-nav__inner { padding: 7px 7px; gap: 5px; }
    .mobile-bottom-nav__item { flex-basis: 38px; width: 38px; height: 38px; border-radius: 12px; }
    .mobile-bottom-nav__center { width: 44px; height: 44px; margin-top: -10px; flex-basis: 44px; }
}

/* Effects and Animations */
.skew-grit { transform: skewX(-12deg); }
.unskew-grit { transform: skewX(12deg); display: inline-block; }

.transition-all { transition: all 0.3s ease; }
.transition-colors { transition: color 0.3s ease, background-color 0.3s ease, border-color 0.3s ease; }

.hover-white:hover { background-color: #fff !important; color: #000 !important; }
.hover-white-text-black:hover { background-color: #fff !important; color: #000 !important; }
.btn-active-scale:active { transform: scale(0.98); }

.shadow-grit { box-shadow: 0 0 50px rgba(212, 255, 0, 0.1); }
.backdrop-blur { backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px); }

/* Marquee */
.marquee-container {
    animation: marquee 30s linear infinite;
    display: inline-flex;
    align-items: center;
}
.marquee-dot {
    width: 8px !important;
    height: 16px !important;
    border-radius: 50% !important;
    display: inline-block;
    vertical-align: middle;
}
@keyframes marquee {
    0% { transform: translateX(0); }
    100% { transform: translateX(-50%); }
}

/* Hero Background */
.hero-bg {
    background-image: url('/images/background.png');
    background-color: #000;
    background-position: 50% 35%;
    background-size: 115%;
    background-repeat: no-repeat;
    opacity: 1;
}

@media (min-width: 992px) {
    .hero-bg {
        background-position: 50% 28%;
        background-size: 125%;
    }
}
.hero-section::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(0,0,0,0.25) 0%, rgba(0,0,0,0.85) 70%, #000 100%);
    z-index: 0;
}

.img-mark {
    position: absolute;
    right: clamp(14px, 2vw, 26px);
    bottom: clamp(14px, 2vw, 26px);
    display: inline-flex;
    align-items: center;
    gap: clamp(8px, 1.2vw, 14px);
    padding: clamp(10px, 1.6vw, 18px) clamp(14px, 2vw, 24px);
    border-radius: 999px;
    background: rgba(0, 0, 0, 0.72);
    border: 1px solid rgba(212, 255, 0, 0.28);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 2;
}

.img-mark i {
    color: var(--grit-color);
    font-size: clamp(0.95rem, 1.3vw, 1.35rem);
    line-height: 1;
}

.img-mark--hero {
    z-index: 1;
}

.img-mark--media {
    right: 10px;
    bottom: 10px;
    padding: 8px 12px;
}

@media (min-width: 992px) {
    .img-mark--media {
        padding: 10px 14px;
    }
}

/* Program Cards */
.program-card-media {
    isolation: isolate;
}

.program-card-img {
    width: 100%;
    height: 160px;
    object-fit: cover;
    opacity: 0.35;
    filter: grayscale(100%) contrast(1.2);
    transform: scale(1.02);
    transition: transform 0.3s ease, opacity 0.3s ease, filter 0.3s ease;
    border-radius: 0;
}

.program-card:hover .program-card-img {
    opacity: 0.9;
    filter: grayscale(0%) contrast(1.05) saturate(1.15);
    transform: scale(1.05);
}

.program-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 0;
    background: var(--grit-color);
    transition: height 0.3s ease;
}
.program-card:hover::before { height: 100%; }
.program-card:hover { border-color: var(--grit-color) !important; }

.group-hover-translate { transition: transform 0.3s ease; }
.program-card:hover .group-hover-translate { transform: translateX(8px); }

/* Social Links */
.social-link { width: 48px; height: 48px; font-size: 0.875rem; }
.social-link:hover { background-color: var(--grit-color); color: #000 !important; border-color: var(--grit-color) !important; }

/* Form Elements */
.focus-border-grit:focus {
    outline: none;
    border-color: var(--grit-color) !important;
    box-shadow: none;
}

/* Custom Tabs */
.nav-tabs .nav-link { border-bottom: 2px solid transparent !important; }
.border-bottom-grit-active.active {
    color: #fff !important;
    border-bottom-color: var(--grit-color) !important;
}

.hover-bg-light:hover { background-color: rgba(255,255,255,0.05); color: var(--grit-color) !important; }

/* PWA Scrollbar */
::-webkit-scrollbar { width: 0px; background: transparent; }
.selection\:bg-grit::selection { background-color: var(--grit-color); color: #000; }
::-moz-selection { background-color: var(--grit-color); color: #000; }
::selection { background-color: var(--grit-color); color: #000; }