/* ==========================================================================
   Hamvas UI Components
   Glass Panels, Buttons, Inputs, and Navigational Elements
   ========================================================================== */

/* --- Glass Panels (Liquid Glass) --- */
.glass-panel {
    background: var(--color-glass-bg);
    backdrop-filter: blur(20px) saturate(180%);
    -webkit-backdrop-filter: blur(20px) saturate(180%);
    border-radius: var(--radius-lg);
    border: 1px solid rgba(255, 255, 255, 0.12);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5), inset 0 1px 1px rgba(255, 255, 255, 0.1);
    position: relative;
    overflow: hidden;
    transition: var(--trans-premium);
}

.glass-panel:hover {
    border-color: rgba(var(--color-primary-rgb), 0.3);
}

/* Contact form brand hover */
#contacto .glass-panel:hover {
    background: var(--gradient-primary) !important;
    box-shadow: 0 30px 60px rgba(var(--color-gradient-start-rgb), 0.4);
    border-color: var(--color-white-muted);
}

#contacto .glass-panel:hover .form-label,
#contacto .glass-panel:hover .section-title,
#contacto .glass-panel:hover .section-desc {
    color: var(--color-white) !important;
}

#contacto .glass-panel {
    padding: clamp(2rem, 5vw, 4rem) !important;
}

.liquid-glass-rounded {
    position: relative;
    background: var(--glass-surface-base);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-glass);
}

.liquid-glass-rounded::before {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: var(--radius-xl);
    padding: 1px;
    background: var(--glass-border-gradient);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.liquid-glass-card {
    padding: 2rem;
    border-radius: var(--radius-xl);
    transition: transform var(--trans-premium), box-shadow var(--trans-premium);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.liquid-glass-card .btn {
    margin-top: auto;
}

.liquid-glass-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 40px 0 rgba(0, 0, 0, 0.45);
}

/* Glass Card Variation */
.glass-card {
    padding: 2.5rem;
    height: 100%;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.glass-card .btn {
    margin-top: auto;
}

.level-badge {
    background: var(--color-gold-glow);
    color: var(--color-primary);
    padding: 0.25rem 0.75rem;
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border: 1px solid rgba(247, 181, 56, 0.3);
}

.card-header {
    display: flex;
    align-items: center;
    gap: 1.25rem;
}

.level-number {
    font-size: 2.5rem;
    font-weight: 900;
    color: var(--color-primary);
    opacity: 0.15;
    line-height: 1;
}

.price-tag {
    font-size: 1.25rem;
    font-weight: 800;
    color: var(--color-white);
    margin-top: 0.25rem;
}

.price-tag span {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--color-white-dim);
}

.tag-list {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.tag-item {
    font-size: 0.78rem;
    padding: 0.3rem 0.8rem;
    border: 1px solid rgba(255, 255, 255, 0.15);
    border-radius: var(--radius-pill);
    color: var(--color-text-secondary);
    font-weight: 600;
}

.tag-item.active {
    border-color: var(--color-primary);
    color: var(--color-primary);
}

.feature-list {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
}

.feature-item {
    display: flex;
    gap: 0.75rem;
    align-items: flex-start;
    font-size: 0.95rem;
    color: var(--color-text-secondary);
}

.feature-bullet {
    color: var(--color-primary);
    flex-shrink: 0;
    margin-top: 2px;
}

.card-footer {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding-top: 1.2rem;
    margin-top: auto;
}

/* Glass Card Logic */
.glass-card {
    display: flex;
    flex-direction: column;
    height: 100%;
    transition: var(--trans-premium);
    position: relative;
    z-index: 1;
}

/* --- Boxing Cards Hover --- */
#camino-boxeo .glass-card:hover {
    background: var(--gradient-primary) !important;
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-12px) scale(1.03);
    box-shadow: 0 40px 80px rgba(105, 20, 14, 0.5), 0 0 30px rgba(164, 66, 0, 0.3);
}

/* --- Contact Form Hover --- */
#contacto .glass-panel:hover {
    background: var(--gradient-primary) !important;
    border-color: rgba(255, 255, 255, 0.4);
    transform: translateY(-5px);
    box-shadow: 0 30px 60px rgba(105, 20, 14, 0.5);
}

/* --- Disable Hover for Kyokushin --- */
#camino-kyokushin .glass-card:hover {
    transform: none !important;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5) !important;
    background: var(--color-glass-bg) !important;
    border-color: rgba(255, 255, 255, 0.12) !important;
}

.glass-card:hover * {
    color: var(--color-white) !important;
}

.glass-card:hover .level-number {
    opacity: 0.3;
}

.glass-card:hover .level-badge,
.glass-card:hover .tag-item {
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.4);
}

.glass-card .card-footer {
    margin-top: auto;
}

.glass-card .card-footer + .btn {
    margin-top: 1rem; 
}

/* Kyokushin Overlay */
.bg-kyokushin-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--color-kyokushin);
    opacity: 0;
    z-index: 0;
    transition: opacity 1s var(--trans-fluid);
    pointer-events: none;
}

body.bg-kyokushin-dark .bg-kyokushin-overlay {
    opacity: 0.95;
}

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    padding: 0.875rem 2rem;
    font-weight: 700;
    text-transform: uppercase;
    text-decoration: none;
    letter-spacing: 0.05em;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: var(--trans-snap);
    border: 2px solid transparent;
    font-size: var(--type-body-sm);
    white-space: nowrap;
}

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

.btn-primary:hover, .btn-primary:focus {
    transform: translateY(-2px);
    box-shadow: 0 5px 25px rgba(247, 181, 56, 0.4);
    filter: brightness(1.1);
    color: var(--color-black) !important;
}

.btn-outline {
    background: transparent;
    border-color: var(--color-primary);
    color: var(--color-white) !important;
}

.btn-outline:hover, .btn-outline:focus {
    background: var(--color-kyokushin);
    border-color: var(--color-kyokushin);
    box-shadow: 0 5px 20px rgba(105, 20, 14, 0.4);
    color: var(--color-white) !important;
}

.btn-glass {
    background: var(--glass-surface-heavy);
    backdrop-filter: blur(8px);
    border: 1px solid var(--glass-border-base);
    color: var(--color-white) !important;
}

.btn-glass:hover, .btn-glass:focus {
    background: rgba(255, 255, 255, 0.15);
    color: var(--color-white) !important;
}

.btn-liquid {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    font-family: var(--font-heading);
    font-size: var(--type-body-sm);
    font-weight: 500;
    color: var(--color-black) !important;
    background-color: var(--color-primary);
    border: 1px solid transparent;
    border-radius: var(--radius-pill);
    cursor: pointer;
    transition: var(--trans-premium);
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.btn-liquid:hover, .btn-liquid:focus {
    background-color: var(--color-primary-hover);
    transform: scale(1.02);
    box-shadow: 0 0 20px rgba(247, 181, 56, 0.4);
    outline: none;
    color: var(--color-black) !important;
}

.btn-liquid:active {
    transform: scale(0.98);
}

/* WhatsApp Floating Button Style */
.floating-whatsapp {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 60px;
    height: 60px;
    background-color: #25D366;
    color: #FFFFFF !important;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4), 0 0 0 0px rgba(37, 211, 102, 0.4);
    z-index: 2100;
    transition: var(--trans-snap);
    cursor: pointer;
    animation: whatsapp-pulse 2s infinite;
}

.floating-whatsapp:hover, .floating-whatsapp:focus {
    transform: scale(1.08) translateY(-3px);
    box-shadow: 0 8px 25px rgba(37, 211, 102, 0.6);
    background-color: #20BA5A;
    color: #FFFFFF !important;
}

.floating-whatsapp svg {
    width: 30px;
    height: 30px;
}

@keyframes whatsapp-pulse {
    0% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0.4), 0 0 0 0px rgba(37, 211, 102, 0.4);
    }
    70% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0), 0 0 0 15px rgba(37, 211, 102, 0);
    }
    100% {
        box-shadow: 0 4px 15px rgba(37, 211, 102, 0), 0 0 0 0px rgba(37, 211, 102, 0);
    }
}

@media (max-width: 768px) {
    .floating-whatsapp {
        bottom: 5.5rem; /* Evita colisión con la barra de navegación móvil */
        right: 1.5rem;
        width: 50px;
        height: 50px;
    }
    .floating-whatsapp svg {
        width: 24px;
        height: 24px;
    }
}

/* --- Forms --- */
.form-group {
    margin-bottom: 2rem; /* Increased spacing */
}

.form-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 0.5rem;
    color: var(--color-white-dim);
}

.form-input {
    width: 100%;
    background: rgba(0, 0, 0, 0.2);
    border: 1px solid var(--glass-border-base);
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
    color: var(--color-white);
    font-size: var(--type-body-base);
    transition: var(--trans-snap);
}

.form-input:focus {
    outline: none;
    border-color: var(--color-primary);
    background: rgba(0, 0, 0, 0.4);
    box-shadow: 0 0 0 4px rgba(247, 181, 56, 0.1);
}

/* --- Navigation --- */
.navbar {
    position: fixed;
    top: 1rem;
    left: 50%;
    transform: translateX(-50%);
    width: calc(100% - 2rem);
    max-width: 1200px;
    height: 4.5rem;
    background: rgba(10, 12, 10, 0.4) !important; /* High transparency for glass effect */
    backdrop-filter: blur(25px) saturate(200%) !important;
    -webkit-backdrop-filter: blur(25px) saturate(200%) !important;
    border-radius: var(--radius-pill);
    border: 1px solid rgba(255, 255, 255, 0.12);
    z-index: 2000;
    padding-inline: 2.5rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    transition: var(--trans-premium);
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.4);
    overflow: visible;
}

.navbar::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--radius-pill);
    padding: 1px;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.2), rgba(255, 255, 255, 0.05));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    pointer-events: none;
}

.navbar.scrolled {
    top: 0.5rem;
    height: 4rem;
    background: rgba(0, 5, 0, 0.8) !important;
    border-color: rgba(247, 181, 56, 0.2);
    box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6);
}

.logo {
    font-weight: 900;
    font-size: 1.5rem;
    text-decoration: none;
    color: var(--color-white);
    letter-spacing: -0.05em;
    justify-self: start;
    display: flex;
    align-items: center;
    text-transform: uppercase;
}

.logo span { color: var(--color-primary); }

.navbar .btn {
    justify-self: end;
    display: inline-flex; /* Ensure it stays visible/flex */
}

.nav-links {
    display: flex;
    justify-content: center;
    gap: clamp(1.5rem, 4vw, 3.5rem);
}

.nav-link {
    text-decoration: none;
    color: var(--color-white);
    font-weight: 700;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    opacity: 0.6;
    transition: var(--trans-snap);
    position: relative;
}

.nav-link:hover, .nav-link.active {
    opacity: 1;
    color: var(--color-primary);
}

/* --- Mobile Menu (Premium Slide-in) --- */
.mobile-toggle {
    background: none;
    border: none;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 6px;
    z-index: 2001;
}

.mobile-toggle .bar {
    width: 24px;
    height: 2px;
    background: var(--color-white);
    border-radius: 2px;
    transition: var(--trans-snap);
}

.navbar .mobile-toggle {
    justify-self: end;
}

.mobile-menu {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(10px);
    z-index: 2000;
    display: flex;
    justify-content: flex-end;
    opacity: 0;
    pointer-events: none;
    transition: var(--trans-premium);
}

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

.mobile-menu-inner {
    width: 85%;
    max-width: 400px;
    height: 100%;
    background: var(--color-surface-high);
    border-left: 1px solid var(--glass-border-base);
    padding: 3rem 2rem;
    display: flex;
    flex-direction: column;
    transform: translateX(100%);
    transition: var(--trans-premium);
    box-shadow: -10px 0 50px rgba(0,0,0,0.5);
}

.mobile-menu.active .mobile-menu-inner {
    transform: translateX(0);
}

.mobile-menu-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 3rem;
}

.mobile-close {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--glass-border-base);
    border-radius: 50%;
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--color-white);
    cursor: pointer;
    transition: var(--trans-snap);
}

.mobile-close:hover {
    background: var(--color-primary);
    color: var(--color-black);
}

.mobile-nav-links {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.mobile-nav-link {
    font-size: 1.75rem;
    font-weight: 800;
    text-decoration: none;
    color: var(--color-white);
    text-transform: uppercase;
    letter-spacing: -0.02em;
    transition: var(--trans-snap);
}

.mobile-nav-link:hover {
    color: var(--color-primary);
    transform: translateX(10px);
}

/* --- Disciplines Grid --- */
.disciplines-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 3rem;
}

.discipline-card {
    position: relative;
    border-radius: var(--radius-card);
    overflow: hidden;
    height: 450px;
    background: var(--color-glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255,255,255,0.05);
    cursor: pointer;
    transition: var(--trans-premium);
}

.card-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    transition: transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.card-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to top, var(--color-black) 0%, transparent 70%);
    opacity: 0.9;
    transition: var(--trans-snap);
}

.discipline-card:hover .card-image {
    transform: scale(1.05); /* Subtle scale instead of large jump */
}

.discipline-card:hover .card-overlay {
    opacity: 0.8;
    background: linear-gradient(to top, rgba(0,0,0,0.9) 0%, transparent 80%);
}

.discipline-card-content {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    padding: 2.5rem 2rem;
    z-index: 2;
    transform: translateY(40px);
    transition: var(--trans-premium);
}

.discipline-card:hover .discipline-card-content {
    transform: translateY(0);
}

.discipline-card-content h3 {
    font-size: 1.75rem;
    margin-bottom: 0.5rem;
    color: var(--color-white);
}

.discipline-card-content p {
    color: var(--color-white-dim);
    margin-bottom: 1.5rem;
    font-size: 0.95rem;
    opacity: 0;
    transition: var(--trans-premium);
    transition-delay: 0.1s;
}

.discipline-card:hover .discipline-card-content p {
    opacity: 1;
}

/* Kyokushin Watermark Refined */
.kyokushin-watermark {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(0deg) !important;
    width: clamp(300px, 60vw, 800px);
    height: auto;
    opacity: 0.08; /* Fixed opacity for better look */
    filter: brightness(0) invert(1); /* Pure white effect */
    z-index: 0;
    pointer-events: none;
}

.kyokushin-brand-logo {
    object-fit: contain;
    border-radius: 0 !important;
    background: transparent !important;
    filter: none !important;
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
    position: relative;
    margin-top: 0 !important;
    padding-top: 0 !important;
}

.hero::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, 
        rgba(0, 0, 0, 0) 0%, 
        rgba(0, 0, 0, 0) 20%, 
        rgba(0, 0, 0, 0.4) 50%,
        rgba(0, 0, 0, 0.8) 85%, 
        var(--color-black) 100%);
    z-index: 5;
    pointer-events: none;
}

.hero-title {
    font-family: var(--font-rough) !important;
    font-weight: 700 !important;
    text-transform: uppercase;
}

.hero-visual-bg {
    position: absolute;
    top: 0; /* Start exactly at top */
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 20%; /* Focus on top-mid area */
    z-index: 1;
    opacity: 0.7;
    pointer-events: none;
    will-change: transform;
}

.hero-glass-overlay {
    position: absolute;
    inset: 0;
    background: rgba(0, 5, 0, 0.3);
    z-index: 2;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 4rem;
}

.hero-subtitle {
    font-size: var(--type-body-lg);
    font-weight: 300;
    color: var(--color-white-dim);
    margin-bottom: 2rem;
    line-height: 1.6;
    max-width: 750px;
    margin-left: auto;
    margin-right: auto;
}

.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1.5rem;
    margin-top: 2.5rem;
}

.hero-stats {
    display: flex;
    gap: 3rem;
    margin-top: 3.5rem;
    justify-content: center;
}

.stat-item {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.bento-card .btn {
    margin-top: auto;
}

/* ─────────────────────────────────────────────────────────────────────────────
   6. Instructor Sections
   ───────────────────────────────────────────────────────────────────────────── */

.instructor-section {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    grid-template-areas: "img info";
    min-height: 70vh;
    align-items: center;
    gap: 5vw;
    margin-bottom: clamp(4rem, 10vh, 10rem);
}

.instructor-section.reversed {
    grid-template-areas: "info img";
}

.instructor-image-container {
    grid-area: img;
    position: relative;
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 1 / 1.1;
    box-shadow: var(--shadow-premium);
    width: 100%;
    max-width: 550px;
    margin-inline: auto;
}

.instructor-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.instructor-overlay {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 2rem;
    background: linear-gradient(to top, rgba(0,0,0,0.8), transparent);
    color: var(--color-white);
}

.instructor-info {
    grid-area: info;
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 600px;
}

.tagline {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.2em;
    color: var(--color-primary);
    font-weight: 700;
}

.bio-text {
    font-size: 1.1rem;
    color: var(--color-white-dim);
    line-height: 1.8;
}

.achievement-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-top: 1rem;
}

.achievement-card {
    background: rgba(255,255,255,0.03);
    border: 1px solid rgba(255,255,255,0.05);
    padding: 1rem;
    border-radius: 12px;
    text-align: center;
}

.achievement-val {
    display: block;
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--color-white);
}

.achievement-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    color: var(--color-primary);
    font-weight: 600;
}

/* Grados list within instructor info */
.instructor-degrees {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.degree-item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.degree-belt {
    width: 28px;
    height: 10px;
    border-radius: 3px;
    flex-shrink: 0;
    border: 1px solid rgba(255,255,255,0.2);
}

.degree-belt.black { background: #1a1a1a; border-color: rgba(255,255,255,0.3); }
.degree-belt.brown { background: #6B3A2A; }
.degree-belt.yellow { background: #D4A017; border-color: transparent; }

.degree-text {
    font-size: 0.95rem;
    color: var(--color-on-surface);
}

.instructor-quote {
    padding: 1.5rem;
    margin-top: 1rem;
    border-left: 3px solid var(--color-primary);
    font-style: italic;
    color: var(--color-on-surface);
}

/* --- Belt Cards (Grados) --- */
.belt-card {
    padding: var(--card-py) var(--card-px);
    display: flex;
    flex-direction: column;
    height: 100%;
}

.belt-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.belt-indicator {
    width: 60px;
    height: 20px;
    border-radius: 4px;
    border: 1px solid rgba(255, 255, 255, 0.1);
    flex-shrink: 0;
}

.belt-level-text {
    font-weight: 800;
    opacity: 0.3;
    font-size: 1.5rem;
    color: var(--color-white);
}

.belt-title {
    margin: 0 0 0.5rem;
    font-size: 1.5rem;
    color: var(--color-white);
}

.belt-desc {
    color: var(--color-white-dim);
    font-size: 0.95rem;
    line-height: 1.6;
    margin-bottom: 1.5rem;
}

.belt-requirements {
    margin-top: auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.08);
}

.belt-requirements h4 {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 1rem;
}

@media (max-width: 1024px) {
    .instructor-section, 
    .instructor-section.reversed {
        grid-template-columns: 1fr;
        grid-template-areas: "img" "info";
        gap: 3rem;
        text-align: center;
    }
    .instructor-info {
        margin-inline: auto;
    }
    .instructor-degrees {
        text-align: left;
    }
}

.stat-num {
    font-size: 2rem;
    font-weight: 800;
    color: var(--color-white);
    line-height: 1;
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-primary);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-top: 0.25rem;
}

.scroll-indicator {
    position: absolute;
    bottom: 2.5rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.5rem;
    color: var(--color-white-dim);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    z-index: 20;
    cursor: pointer;
    transition: var(--trans-snap);
}

.scroll-indicator:hover {
    color: var(--color-white);
}

.scroll-indicator .mouse {
    width: 24px;
    height: 36px;
    border: 2px solid var(--color-white);
    border-radius: 12px;
    position: relative;
}

.scroll-indicator .wheel {
    width: 4px;
    height: 8px;
    background: var(--color-white);
    border-radius: 2px;
    position: absolute;
    top: 6px;
    left: 50%;
    transform: translateX(-50%);
    animation: scrollWheel 1.5s infinite;
}

@keyframes scrollWheel {
    0% { top: 6px; opacity: 1; }
    100% { top: 18px; opacity: 0; }
}

/* --- CRM & Admin Components --- */
.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}

.metric-card {
    background: var(--color-glass-bg);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    transition: var(--trans-snap);
}

.metric-card:hover { 
    border-color: var(--color-primary-container); 
    transform: translateY(-5px); 
}

.metric-label { 
    font-size: 0.75rem; 
    text-transform: uppercase; 
    letter-spacing: 0.1em; 
    color: var(--color-text-secondary); 
    font-weight: 700; 
    margin-bottom: 0.5rem; 
    display: block; 
}

.metric-value { 
    font-size: 2rem; 
    font-weight: 700; 
    color: var(--color-primary); 
}

.crm-table-container {
    width: 100%;
    overflow-x: auto;
    border-radius: var(--radius-lg);
}

.crm-table {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0 0.5rem;
}

.crm-table th {
    padding: 1rem 1.5rem;
    text-align: left;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-text-secondary);
    font-weight: 700;
}

.crm-table td {
    padding: 1.5rem;
    background: rgba(255, 255, 255, 0.03);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
}

.crm-table tr td:first-child { 
    border-left: 1px solid rgba(255, 255, 255, 0.05); 
    border-radius: 1rem 0 0 1rem; 
}

.crm-table tr td:last-child { 
    border-right: 1px solid rgba(255, 255, 255, 0.05); 
    border-radius: 0 1rem 1rem 0; 
}

.crm-badge {
    padding: 0.3rem 0.8rem;
    background: rgba(247, 181, 56, 0.1);
    color: var(--color-primary);
    border-radius: var(--radius-pill);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
}

/* Modal */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(8px);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 2000;
}

.modal-overlay.active { display: flex; }

.modal-content {
    background: var(--color-surface-low);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-xl);
    padding: 3.5rem;
    max-width: 600px;
    width: 90%;
    position: relative;
    box-shadow: var(--shadow-premium);
}

.modal-close {
    position: absolute;
    top: 1.5rem;
    right: 1.5rem;
    background: none;
    border: none;
    color: var(--color-text-secondary);
    cursor: pointer;
    padding: 0.5rem;
    transition: var(--trans-snap);
}

.modal-close:hover { color: var(--color-primary); }

/* --- Footer --- */
.site-footer {
    padding: 8rem 0 4rem;
    background: var(--color-black-dark);
    border-top: 1px solid rgba(255, 255, 255, 0.05);
}

.footer-grid {
    display: grid;
    gap: 2rem;
    /* Mobile: single column. responsive.css expands to 2/3 cols at tablet/desktop */
    grid-template-columns: 1fr;
}

.footer-logo {
    height: 40px;
    width: auto;
    margin-bottom: 1.5rem;
}

.footer-desc {
    color: var(--color-white-dim);
    font-size: 0.9rem;
    line-height: 1.6;
    margin-bottom: 2rem;
    max-width: 300px;
}

.footer-socials {
    display: flex;
    gap: 1rem;
}

.social-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    color: var(--color-white);
    transition: var(--trans-snap);
}

.social-icon:hover {
    background: var(--color-primary);
    color: var(--color-black);
    transform: translateY(-3px);
}

.footer-heading {
    font-size: 0.85rem;
    letter-spacing: 0.1em;
    color: var(--color-primary);
    margin-bottom: 1.5rem;
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
}

.footer-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    text-decoration: none;
    color: var(--color-white-dim);
    font-size: 0.9rem;
    margin-bottom: 0.75rem;
    transition: var(--trans-snap);
}

.footer-link:hover {
    color: var(--color-white);
    transform: translateX(5px);
}

.footer-bottom {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 1.5rem;
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.8rem;
}

.footer-legal {
    display: flex;
    gap: 2rem;
}

.footer-legal a {
    text-decoration: none;
    color: inherit;
    transition: var(--trans-snap);
}

.footer-legal a:hover {
    color: var(--color-white);
}

/* kyokushin-watermark: applied to an <img> element in the HTML.
   Sizing & position are refined per-breakpoint in responsive.css */
/* Redundant - removed to use the one defined near disciplines section */

/* --- Mobile Bottom Nav ---
   Display logic (show on mobile/tablet, hide on desktop ≥1024px)
   is handled entirely by responsive.css to avoid media query conflicts. */
.mobile-bottom-nav {
    /* Base: shown (mobile-first). responsive.css sets display:none at ≥1024px */
    display: grid;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: calc(4rem + env(safe-area-inset-bottom, 0px));
    background: rgba(10, 10, 10, 0.9);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    z-index: 1500;
    grid-template-columns: repeat(4, 1fr);
    padding-bottom: env(safe-area-inset-bottom, 0px);
}

.mobile-bottom-nav .nav-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    color: var(--color-white-dim);
    font-size: 0.65rem;
    text-transform: uppercase;
    font-weight: 700;
    letter-spacing: 0.05em;
    gap: 0.25rem;
}

.mobile-bottom-nav .nav-item.active,
.mobile-bottom-nav .nav-item:hover {
    color: var(--color-primary);
}

.mobile-bottom-nav .nav-item i {
    width: 20px;
    height: 20px;
}

/* --- Belt & Kata Components --- */
.hero-mini {
    /* Mobile base — responsive.css scales padding up at tablet and desktop */
    padding: 4rem 0 2.5rem;
    text-align: center;
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 35vh;
}

.belt-panel {
    transition: transform 0.4s cubic-bezier(0.2, 0, 0, 1), border-color 0.4s ease;
    cursor: pointer;
    padding: 2rem;
    padding-left: 3rem; /* Space for indicator */
}

.belt-panel:hover {
    transform: translateY(-5px);
    border-color: rgba(247, 181, 56, 0.3);
}

.belt-indicator {
    position: absolute;
    top: 0;
    left: 0;
    width: 8px;
    height: 100%;
}

.belt-white { background: #FFFFFF; }
.belt-orange { background: #FF8C00; }
.belt-blue { background: #0000FF; }
.belt-yellow { background: #FFFF00; }
.belt-green { background: #008000; }
.belt-brown { background: #8B4513; }
.belt-black { background: #000000; box-shadow: inset 0 0 10px rgba(255,255,255,0.2); }

.belt-panel:has(.belt-black) {
    border: 1.5px solid var(--color-primary) !important;
    box-shadow: 0 0 20px rgba(247, 181, 56, 0.2), var(--shadow-glass);
}

.kata-list {
    margin-top: 5rem;
}

.kata-list .glass-panel {
    padding: var(--card-py) var(--card-px);
}



.kata-name {
    font-family: var(--font-heading);
    font-size: var(--type-h3);
    color: var(--color-primary);
    margin-bottom: 0.5rem;
    text-transform: uppercase;
}

.kata-meaning {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.4);
    margin-bottom: 1rem;
    display: block;
}

.kata-desc {
    color: var(--color-text-secondary);
    line-height: 1.8;
    max-width: 800px;
}

/* Note: hero-mini responsive padding is handled in css/responsive.css */

/* --- Login Portal --- */
.login-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem;
    padding-top: calc(2rem + env(safe-area-inset-top, 0px));
}

.login-card {
    width: 100%;
    max-width: 450px;
    text-align: center;
    padding: var(--card-py) var(--card-px);
}

.back-link {
    display: inline-block;
    margin-top: 2rem;
    color: var(--color-white-dim);
    font-size: 0.85rem;
    text-decoration: none;
    border-bottom: 1px solid transparent;
    transition: var(--trans-snap);
}

.back-link:hover {
    color: var(--color-primary);
    border-bottom-color: var(--color-primary);
}