/* =============================================
   KAMBALA GASTRO PUB - Main Stylesheet
   ============================================= */

/* === VARIABLES === */
:root {
    --kb-green-dark: #1a2e0f;
    --kb-green: #2d4a1a;
    --kb-green-light: #4a7a2e;
    --kb-gold: #c9a84c;
    --kb-gold-light: #e4c96a;
    --kb-gold-dim: rgba(201, 168, 76, 0.15);
    --kb-white: #f5f0e8;
    --kb-cream: #ede6d6;
    --kb-text: #f5f0e8;
    --kb-text-muted: rgba(245, 240, 232, 0.6);
    --kb-overlay: rgba(10, 15, 8, 0.55);
    --kb-overlay-heavy: rgba(10, 15, 8, 0.55);
    --kb-card-bg: rgba(30, 45, 20, 0.6);
    --kb-card-border: rgba(201, 168, 76, 0.2);
    --kb-glass: rgba(30, 45, 20, 0.45);
    --kb-danger: #e74c3c;
    --kb-success: #27ae60;

    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Outfit', sans-serif;

    --kb-radius: 12px;
    --kb-radius-sm: 8px;
    --kb-transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* === RESET & BASE === */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    height: 100%;
    overflow: hidden;
    background: var(--kb-green-dark);
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-weight: 400;
    font-size: 1rem;
    line-height: 1.6;
    color: var(--kb-text);
    height: 100%;
    overflow: hidden;
    background: transparent;
}

a { color: var(--kb-gold); text-decoration: none; transition: color var(--kb-transition); }
a:hover { color: var(--kb-gold-light); }
img { max-width: 100%; height: auto; }

/* === BACKGROUND === */
#bg-cover {
    position: absolute;
    top: -50px;
    left: -10px;
    width: calc(100% + 20px);
    height: calc(100% + 100px);
    background-image: url('../imgs/test_fondo.jpg');
    background-size: cover;
    background-position: center top;
    background-repeat: no-repeat;
    z-index: 0;
    pointer-events: none;
}

#page-scroll {
    position: relative;
    width: 100%;
    height: 100vh;
    height: 100dvh;
    overflow-y: auto;
    overflow-x: hidden;
    -webkit-overflow-scrolling: touch;
    z-index: 1;
}

/* === NAVBAR === */
.kb-nav {
    position: sticky;
    top: 0;
    z-index: 1030;
    background: transparent;
    transition: background var(--kb-transition), backdrop-filter var(--kb-transition);
}

.kb-nav.scrolled {
    background: rgba(10, 15, 8, 0.7);
    border-bottom: 1px solid rgba(201, 168, 76, 0.1);
}

.kb-nav__inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0.75rem 2rem;
}

.kb-nav__brand {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    text-decoration: none;
}

.kb-nav__logo {
    width: 55px;
    height: auto;
    transition: width var(--kb-transition);
}

.kb-nav.scrolled .kb-nav__logo { width: 42px; }

.kb-nav__title {
    font-family: var(--font-display);
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--kb-white);
    letter-spacing: 0.05em;
    transition: opacity var(--kb-transition);
}

.kb-nav.scrolled .kb-nav__title { opacity: 0; width: 0; overflow: hidden; }

.kb-nav__links {
    display: flex;
    align-items: center;
    gap: 1.75rem;
}

.kb-nav__link {
    font-size: 0.85rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--kb-text);
    text-decoration: none;
    position: relative;
    padding: 0.25rem 0;
    transition: color var(--kb-transition);
}

.kb-nav__link::after {
    content: '';
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--kb-gold);
    transition: width var(--kb-transition);
}

.kb-nav__link:hover::after,
.kb-nav__link.active::after { width: 100%; }
.kb-nav__link:hover { color: var(--kb-gold); }

.kb-nav__auth { margin-left: 0.5rem; }

.kb-nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}

.kb-nav__toggle span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--kb-white);
    transition: var(--kb-transition);
    transform-origin: center;
}

.kb-nav__toggle.active span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.kb-nav__toggle.active span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.kb-nav__toggle.active span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* === LOADING SPINNER === */
.kb-loader {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem;
}

.kb-loader__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--kb-card-border);
    border-top-color: var(--kb-gold);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* === IMAGE MODAL (lightbox) === */
.kb-lightbox {
    position: fixed;
    inset: 0;
    z-index: 2500;
    display: none;
    align-items: center;
    justify-content: center;
    background: rgba(0,0,0,0.9);
    backdrop-filter: blur(8px);
    cursor: zoom-out;
}

.kb-lightbox.open { display: flex; }

.kb-lightbox img {
    max-width: 90vw;
    max-height: 85vh;
    border-radius: var(--kb-radius);
    box-shadow: 0 20px 60px rgba(0,0,0,0.5);
    animation: zoomIn 0.3s ease;
}

@keyframes zoomIn {
    from { transform: scale(0.8); opacity: 0; }
    to { transform: scale(1); opacity: 1; }
}

.kb-lightbox__close {
    position: absolute;
    top: 1.5rem;
    right: 2rem;
    background: none;
    border: none;
    color: #fff;
    font-size: 2.5rem;
    cursor: pointer;
    opacity: 0.7;
    transition: opacity 0.2s;
}

.kb-lightbox__close:hover { opacity: 1; }

/* === SCROLL PROGRESS BAR === */
.kb-progress {
    position: fixed;
    top: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--kb-gold), var(--kb-gold-light));
    z-index: 1100;
    transition: width 0.1s linear;
}

/* === BACK TO TOP === */
.kb-back-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--kb-gold);
    color: var(--kb-green-dark);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
    cursor: pointer;
    border: none;
    z-index: 999;
    opacity: 0;
    transform: translateY(20px);
    transition: all var(--kb-transition);
    box-shadow: 0 4px 15px rgba(201,168,76,0.3);
}

.kb-back-top.visible { opacity: 1; transform: translateY(0); }
.kb-back-top:hover { transform: translateY(-3px); box-shadow: 0 6px 25px rgba(201,168,76,0.4); }

/* === BUTTONS === */
.kb-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.9rem;
    letter-spacing: 0.06em;
    border: none;
    border-radius: var(--kb-radius-sm);
    cursor: pointer;
    transition: all var(--kb-transition);
    text-transform: uppercase;
    text-decoration: none;
}

.kb-btn--primary {
    background: var(--kb-gold);
    color: var(--kb-green-dark);
    padding: 0.75rem 2rem;
}
.kb-btn--primary:hover {
    background: var(--kb-gold-light);
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(201, 168, 76, 0.3);
}

.kb-btn--outline {
    background: transparent;
    color: var(--kb-gold);
    border: 1px solid var(--kb-gold);
    padding: 0.5rem 1.25rem;
}
.kb-btn--outline:hover { background: var(--kb-gold-dim); }

.kb-btn--sm { padding: 0.4rem 1rem; font-size: 0.8rem; }
.kb-btn--lg { padding: 1rem 2.5rem; font-size: 1rem; }
.kb-btn--full { width: 100%; justify-content: center; }

.kb-btn--facebook {
    background: #1877f2;
    color: #fff;
    padding: 0.7rem 1.5rem;
    width: 100%;
    justify-content: center;
}
.kb-btn--facebook:hover { background: #166fe0; }

.kb-btn--danger { background: var(--kb-danger); color: #fff; padding: 0.5rem 1rem; }
.kb-btn--success { background: var(--kb-success); color: #fff; padding: 0.5rem 1rem; }

/* === HERO === */
.kb-hero {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
}

.kb-hero__overlay {
    position: absolute;
    inset: 0;
    background: rgba(10, 15, 8, 0.55);
    z-index: 0;
}

.kb-hero__content {
    position: relative;
    z-index: 1;
    animation: fadeInUp 1.2s ease-out;
}

.kb-hero__title {
    font-family: var(--font-display);
    font-size: clamp(4rem, 12vw, 9rem);
    font-weight: 300;
    letter-spacing: 0.1em;
    color: var(--kb-white);
    text-shadow: 0 4px 30px rgba(0,0,0,0.5);
    line-height: 1;
    margin-bottom: 0.25rem;
}

.kb-hero__subtitle {
    font-family: var(--font-display);
    font-size: clamp(1.2rem, 3vw, 2rem);
    font-weight: 400;
    letter-spacing: 0.4em;
    color: var(--kb-gold);
    text-transform: uppercase;
    margin-bottom: 2.5rem;
    text-shadow: 0 1px 10px rgba(0,0,0,0.5);
}

.kb-hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    color: var(--kb-gold);
    font-size: 1.5rem;
    animation: bounce 2s infinite;
}

/* === SECTIONS === */
.kb-section {
    position: relative;
    padding: 5rem 2rem;
}

.kb-section__title {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 5vw, 3.5rem);
    font-weight: 400;
    letter-spacing: 0.05em;
    margin-bottom: 1rem;
}

.kb-section__title--center { text-align: center; }

/* Overlays for each section */
.kb-about__overlay,
.kb-menu__overlay,
.kb-reservas__overlay,
.kb-reviews__overlay {
    position: absolute;
    inset: 0;
    background: var(--kb-overlay-heavy);
    z-index: 0;
}

.kb-about > *:not(.kb-about__overlay),
.kb-menu__inner,
.kb-reservas__inner,
.kb-reviews__inner {
    position: relative;
    z-index: 1;
}

/* === ABOUT === */
.kb-about__grid {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0;
    border-radius: var(--kb-radius);
    overflow: hidden;
    background: var(--kb-card-bg);
    border: 1px solid var(--kb-card-border);
}

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

.kb-about__text {
    padding: 3rem 2.5rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.kb-about__divider {
    width: 60px;
    height: 2px;
    background: var(--kb-gold);
    margin-bottom: 1.5rem;
}

.kb-about__body { color: var(--kb-text-muted); line-height: 1.8; }
.kb-about__body p { margin-bottom: 1rem; }
.kb-about__body b, .kb-about__body strong { color: var(--kb-gold); font-weight: 500; }

/* === MENU === */
.kb-menu__inner {
    max-width: 1200px;
    margin: 0 auto;
}

.kb-menu__divider-center {
    width: 60px;
    height: 2px;
    background: var(--kb-gold);
    margin: 0 auto 2.5rem;
}

.kb-menu__tabs {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.5rem;
    margin-bottom: 2.5rem;
}

.kb-menu__tab {
    padding: 0.6rem 1.4rem;
    border: 1px solid var(--kb-card-border);
    border-radius: 50px;
    background: transparent;
    color: var(--kb-text);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.05em;
    cursor: pointer;
    transition: all var(--kb-transition);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.kb-menu__tab:hover { border-color: var(--kb-gold); color: var(--kb-gold); }

.kb-menu__tab.active {
    background: var(--kb-gold);
    color: var(--kb-green-dark);
    border-color: var(--kb-gold);
}

.kb-menu__category { display: none; animation: fadeIn 0.4s ease; }
.kb-menu__category.active { display: block; }

.kb-menu__category-header {
    text-align: center;
    margin-bottom: 2rem;
    color: var(--kb-text-muted);
    font-size: 0.95rem;
}

.kb-menu__items {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.25rem;
}

.kb-menu-item {
    display: flex;
    gap: 1rem;
    padding: 1.25rem;
    background: var(--kb-card-bg);
    border: 1px solid var(--kb-card-border);
    border-radius: var(--kb-radius-sm);
    transition: all var(--kb-transition);
}

.kb-menu-item:hover {
    border-color: var(--kb-gold);
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(0,0,0,0.3);
}

.kb-menu-item__img {
    width: 90px;
    height: 90px;
    border-radius: var(--kb-radius-sm);
    object-fit: cover;
    flex-shrink: 0;
}

.kb-menu-item__info { flex: 1; min-width: 0; }

.kb-menu-item__name {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.kb-menu-item__desc {
    font-size: 0.82rem;
    color: var(--kb-text-muted);
    margin-bottom: 0.5rem;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.kb-menu-item__price {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--kb-gold);
}

.kb-menu-item__allergens {
    font-size: 0.7rem;
    color: var(--kb-text-muted);
    margin-top: 0.25rem;
}

.kb-menu__empty {
    text-align: center;
    padding: 3rem;
    color: var(--kb-text-muted);
    font-style: italic;
}

/* === RESERVAS === */
.kb-reservas__inner {
    max-width: 900px;
    margin: 0 auto;
}

.kb-form { margin-bottom: 3rem; }

.kb-form__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.kb-form__group--full { grid-column: 1 / -1; }

.kb-input {
    width: 100%;
    padding: 0.85rem 1.15rem;
    background: var(--kb-glass);
    border: 1px solid var(--kb-card-border);
    border-radius: var(--kb-radius-sm);
    color: var(--kb-text);
    font-family: var(--font-body);
    font-size: 0.9rem;
    transition: border-color var(--kb-transition);
    outline: none;
}

.kb-input::placeholder { color: var(--kb-text-muted); }
.kb-input:focus { border-color: var(--kb-gold); }

.kb-form .kb-btn { display: flex; margin: 0 auto; }

/* Schedules */
.kb-schedules {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
}

.kb-schedule-card {
    background: var(--kb-card-bg);
    border: 1px solid var(--kb-card-border);
    border-radius: var(--kb-radius);
    padding: 2rem;
    text-align: center;
}

.kb-schedule-card h3 {
    font-family: var(--font-display);
    font-size: 1.35rem;
    font-weight: 500;
    margin-bottom: 1.25rem;
    color: var(--kb-gold);
}

.kb-schedule-card ul {
    list-style: none;
    padding: 0;
}

.kb-schedule-card li {
    padding: 0.4rem 0;
    font-size: 0.9rem;
    color: var(--kb-text-muted);
    border-bottom: 1px solid rgba(201,168,76,0.08);
}

.kb-schedule-card li:last-child { border-bottom: none; }
.kb-schedule-card li strong { color: var(--kb-text); margin-right: 0.5rem; }
.kb-schedule-card .closed { color: var(--kb-danger); font-style: italic; }

/* === REVIEWS === */
.kb-reviews__inner { max-width: 1200px; margin: 0 auto; }

.kb-reviews__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.kb-review-card {
    background: var(--kb-card-bg);
    border: 1px solid var(--kb-card-border);
    border-radius: var(--kb-radius);
    padding: 2rem;
    position: relative;
}

.kb-review-card::before {
    content: '\201C';
    font-family: var(--font-display);
    font-size: 4rem;
    color: var(--kb-gold);
    opacity: 0.3;
    position: absolute;
    top: 0.5rem;
    left: 1.25rem;
    line-height: 1;
}

.kb-review-card__author {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 600;
    color: var(--kb-gold);
    margin-bottom: 0.25rem;
}

.kb-review-card__stars {
    color: var(--kb-gold);
    font-size: 0.85rem;
    margin-bottom: 0.75rem;
}

.kb-review-card__text {
    font-size: 0.9rem;
    color: var(--kb-text-muted);
    line-height: 1.7;
}

/* === CONTACT === */
.kb-contact__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: 450px;
    background: rgba(10, 15, 8, 0.55);
}

.kb-contact__map iframe { width: 100%; height: 100%; min-height: 400px; }

.kb-contact__info {
    padding: 3rem;
    display: flex;
    flex-direction: column;
    justify-content: center;
    background: transparent;
}

.kb-contact__info h3 {
    font-family: var(--font-display);
    font-size: 2rem;
    margin-bottom: 1rem;
}

.kb-contact__details {
    margin-top: 1.5rem;
    color: var(--kb-text-muted);
}

.kb-contact__details p {
    margin-bottom: 0.75rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.kb-contact__details i { color: var(--kb-gold); width: 20px; text-align: center; }

/* === FOOTER === */
.kb-footer {
    text-align: center;
    padding: 1.5rem 2rem;
    color: var(--kb-text-muted);
    font-size: 0.8rem;
    border-top: 1px solid var(--kb-card-border);
    background: transparent;
}

.kb-footer i { color: var(--kb-danger); }

/* === SOCIAL FLOATING === */
.kb-social {
    position: fixed;
    top: 40%;
    right: 0;
    display: flex;
    flex-direction: column;
    gap: 8px;
    z-index: 1000;
}

.kb-social__link {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    border-radius: 50% 0 0 50%;
    color: #fff;
    font-size: 1.15rem;
    text-decoration: none;
    transition: all var(--kb-transition);
}

.kb-social__link:hover { transform: translateX(-4px); color: #fff; }
.kb-social__link--whatsapp { background: #25D366; }
.kb-social__link--facebook { background: #1877f2; }
.kb-social__link--instagram { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.kb-social__link--tiktok { background: #000; }

/* === MODAL === */
.kb-modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
}

.kb-modal.open { display: flex; }

.kb-modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.7);
    backdrop-filter: blur(4px);
}

.kb-modal__content {
    position: relative;
    width: 95%;
    max-width: 420px;
    background: var(--kb-green-dark);
    border: 1px solid var(--kb-card-border);
    border-radius: var(--kb-radius);
    padding: 2.5rem;
    max-height: 90vh;
    overflow-y: auto;
    animation: fadeInUp 0.3s ease;
}

.kb-modal__close {
    position: absolute;
    top: 1rem;
    right: 1.25rem;
    background: none;
    border: none;
    color: var(--kb-text-muted);
    font-size: 1.8rem;
    cursor: pointer;
    transition: color var(--kb-transition);
}

.kb-modal__close:hover { color: var(--kb-text); }

/* === AUTH === */
.kb-auth h2 {
    font-family: var(--font-display);
    font-size: 1.8rem;
    text-align: center;
    margin-bottom: 1.5rem;
}

.kb-auth__social {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.kb-auth__social #googleBtnContainer,
.kb-auth__social #googleBtnContainerReg {
    display: flex;
    justify-content: center;
}

.kb-auth__divider {
    display: flex;
    align-items: center;
    margin: 1rem 0;
    color: var(--kb-text-muted);
    font-size: 0.8rem;
}

.kb-auth__divider::before,
.kb-auth__divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--kb-card-border);
}

.kb-auth__divider span { padding: 0 1rem; }

.kb-auth form { display: flex; flex-direction: column; gap: 0.75rem; }

.kb-auth__switch {
    text-align: center;
    margin-top: 1rem;
    font-size: 0.85rem;
    color: var(--kb-text-muted);
}

.kb-auth__switch a { color: var(--kb-gold); }

/* === TOAST === */
.kb-toast {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--kb-green-dark);
    color: var(--kb-text);
    border: 1px solid var(--kb-gold);
    border-radius: var(--kb-radius-sm);
    padding: 1rem 2rem;
    font-size: 0.9rem;
    z-index: 3000;
    opacity: 0;
    transition: all 0.4s ease;
    pointer-events: none;
}

.kb-toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

.kb-toast.error { border-color: var(--kb-danger); }

/* === USER MENU === */
.kb-user-menu {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.kb-user-menu__avatar {
    width: 34px;
    height: 34px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--kb-gold);
}

.kb-user-menu__name {
    font-size: 0.85rem;
    color: var(--kb-text);
    font-weight: 500;
}

.kb-user-menu__admin {
    font-size: 0.7rem;
    color: var(--kb-gold);
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

/* === ANIMATIONS === */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-12px); }
    60% { transform: translateX(-50%) translateY(-6px); }
}

.fade-in {
    opacity: 0;
    transform: translateY(25px);
    transition: opacity 0.7s ease, transform 0.7s ease;
}

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

/* Staggered delays */
.fade-in:nth-child(1) { transition-delay: 0s; }
.fade-in:nth-child(2) { transition-delay: 0.1s; }
.fade-in:nth-child(3) { transition-delay: 0.2s; }
.fade-in:nth-child(4) { transition-delay: 0.3s; }
.fade-in:nth-child(5) { transition-delay: 0.4s; }
.fade-in:nth-child(6) { transition-delay: 0.5s; }

/* Section entrance animations */
.kb-section__title {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.kb-section__title.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Hover glow on cards */
.kb-menu-item::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--kb-radius-sm);
    background: radial-gradient(circle at var(--mouse-x, 50%) var(--mouse-y, 50%), rgba(201,168,76,0.08) 0%, transparent 60%);
    opacity: 0;
    transition: opacity 0.4s;
    pointer-events: none;
}

.kb-menu-item { position: relative; overflow: hidden; }
.kb-menu-item:hover::before { opacity: 1; }

/* Menu item image hover */
.kb-menu-item__img {
    transition: transform 0.4s ease;
    cursor: pointer;
}

.kb-menu-item:hover .kb-menu-item__img {
    transform: scale(1.05);
}

/* Review card hover lift */
.kb-review-card {
    transition: all var(--kb-transition);
}

.kb-review-card:hover {
    transform: translateY(-4px);
    border-color: var(--kb-gold);
    box-shadow: 0 10px 30px rgba(0,0,0,0.3);
}

/* Schedule card hover */
.kb-schedule-card {
    transition: all var(--kb-transition);
}

.kb-schedule-card:hover {
    border-color: var(--kb-gold);
    transform: translateY(-2px);
}

/* Gold underline decoration for section titles */
.kb-section__title--center::after {
    content: '';
    display: block;
    width: 0;
    height: 2px;
    background: var(--kb-gold);
    margin: 0.75rem auto 0;
    transition: width 0.8s ease 0.3s;
}

.kb-section__title--center.visible::after {
    width: 60px;
}

/* Navbar link active indicator via scrollspy */
.kb-nav__link.active { color: var(--kb-gold); }

/* === RESPONSIVE === */
@media (max-width: 992px) {
    .kb-nav__toggle { display: flex; }

    .kb-nav__links {
        display: none;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: rgba(10, 15, 8, 0.92);
        padding: 1.5rem 2rem;
        gap: 1rem;
        border-bottom: 1px solid var(--kb-card-border);
    }

    .kb-nav__links.open { display: flex; }

    .kb-about__grid { grid-template-columns: 1fr; }
    .kb-about__image img { height: 300px; }

    .kb-form__grid { grid-template-columns: 1fr 1fr; }

    .kb-schedules { grid-template-columns: 1fr; }
    .kb-contact__grid { grid-template-columns: 1fr; }
}

@media (max-width: 576px) {
    .kb-section { padding: 3rem 1rem; }
    .kb-form__grid { grid-template-columns: 1fr; }
    .kb-about__text { padding: 2rem 1.5rem; }
    .kb-menu__items { grid-template-columns: 1fr; }
    .kb-modal__content { padding: 1.5rem; }
    .kb-social { top: auto; bottom: 0; right: 0; left: 0; flex-direction: row; justify-content: center; gap: 0; }
    .kb-social__link { border-radius: 0; width: 100%; height: 46px; }
    .kb-back-top { bottom: 4rem; right: 1rem; }
    .kb-hero__title { letter-spacing: 0.03em; }
}

/* === CUSTOM SCROLLBAR === */
#page-scroll::-webkit-scrollbar { width: 6px; }
#page-scroll::-webkit-scrollbar-track { background: transparent; }
#page-scroll::-webkit-scrollbar-thumb { background: rgba(201,168,76,0.25); border-radius: 10px; }
#page-scroll::-webkit-scrollbar-thumb:hover { background: rgba(201,168,76,0.45); }

/* === SELECTION === */
::selection { background: var(--kb-gold); color: var(--kb-green-dark); }

/* === FOCUS VISIBLE === */
:focus-visible {
    outline: 2px solid var(--kb-gold);
    outline-offset: 2px;
}

/* === PRINT === */
@media print {
    #bg-cover, .kb-nav, .kb-social, .kb-back-top, .kb-progress { display: none !important; }
    #page-scroll { height: auto; overflow: visible; }
    .kb-section { page-break-inside: avoid; }
}