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

body {
    margin: 0;
    font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    color: #1c130c;
    background-color: #fff9f2;
    line-height: 1.6;
}

img {
    max-width: 100%;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

.container {
    width: min(1120px, 92%);
    margin: 0 auto;
}

/* Header */

.site-header {
    position: sticky;
    top: 0;
    z-index: 20;
    background: rgba(255, 252, 248, 0.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1.5rem;
    padding: 0.6rem 0.5rem;
}

.logo-group {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.logo-img {
    width: 48px;
    height: 48px;
    border-radius: 999px;
    border: 2px solid #18110b;
    object-fit: cover;
}

.logo-text h1 {
    font-size: 1.25rem;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin: 0;
}

.logo-text .tagline {
    margin: 0;
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: #b46711;
}

.main-nav {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.main-nav a {
    padding-bottom: 0.15rem;
    border-bottom: 2px solid transparent;
}

.main-nav a:hover {
    border-color: #fca311;
}

.btn-cta-header {
    padding: 0.55rem 1rem;
    border-radius: 999px;
    border: 1px solid #fca311;
    color: #fff;
    background: linear-gradient(135deg, #ff7b00, #fca311);
    font-size: 0.85rem;
    font-weight: 600;
}

/* Hero */

.hero {
    position: relative;
    min-height: 70vh;
    display: flex;
    align-items: stretch;
    justify-content: center;
    color: #fff9f2;
    background-image: linear-gradient(120deg, rgba(0,0,0,0.55), rgba(0,0,0,0.6)), 
        url("../img/burger-philadelphia.jpg");
    background-size: cover;
    background-position: center;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at top left, rgba(252,163,17,0.4), transparent 55%);
}

.hero-content {
    position: relative;
    padding: 4.5rem 0 4rem;
}

.hero-top {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: #ffe3b8;
    margin-bottom: 0.75rem;
}

.hero h2 {
    font-size: clamp(2.1rem, 4vw, 2.8rem);
    line-height: 1.1;
    margin: 0 0 1rem;
}

.hero-sub {
    max-width: 34rem;
    font-size: 0.98rem;
    color: #fff4df;
}

.hero-actions {
    margin-top: 1.6rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
}

.btn-primary,
.btn-secondary {
    padding: 0.9rem 1.5rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
}

.btn-primary {
    background: linear-gradient(135deg, #ff7b00, #fca311);
    color: #301400;
    border: none;
    box-shadow: 0 10px 25px rgba(0,0,0,0.3);
}

.btn-secondary {
    border: 1px solid rgba(255, 243, 224, 0.9);
    color: #fff5e7;
    background: rgba(0,0,0,0.2);
}

.hero-hours {
    margin-top: 1.8rem;
    font-size: 0.9rem;
    color: #ffe7c5;
}

/* Sections */

.section {
    padding: 3.5rem 0;
}

.section.light {
    background: #fff4e3;
}

.section h3 {
    font-size: 1.6rem;
    margin-top: 0;
    margin-bottom: 1rem;
}

/* About */

.about-grid {
    display: grid;
    grid-template-columns: minmax(0,1.2fr) minmax(0,1fr);
    gap: 2rem;
    align-items: center;
}

.about-image img {
    border-radius: 1.4rem;
    box-shadow: 0 18px 40px rgba(0,0,0,0.25);
}

/* Promos */

.promos-grid {
    display: grid;
    grid-template-columns: minmax(0,2fr) minmax(0,1fr) minmax(0,1fr);
    gap: 1.5rem;
}

.promo-card {
    background: #fffdf9;
    border-radius: 1.4rem;
    padding: 1.2rem;
    box-shadow: 0 12px 30px rgba(0,0,0,0.09);
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.promo-card.destaque {
    grid-row: span 2;
}

.promo-image img {
    border-radius: 1rem;
}

.promo-fecha {
    font-size: 0.8rem;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: #c46d04;
    margin: 0;
}

.promo-body h4 {
    margin: 0.2rem 0 0.4rem;
}

.promo-list {
    padding-left: 1.1rem;
    margin: 0.4rem 0 0;
    font-size: 0.9rem;
}

/* Menú */

.menu-grid {
    display: grid;
    grid-template-columns: minmax(0,1.2fr) minmax(0,1.1fr);
    gap: 2rem;
    align-items: center;
}

.menu-list {
    list-style: disc;
    padding-left: 1.1rem;
}

.menu-images {
    display: grid;
    gap: 0.8rem;
}

.menu-images img {
    border-radius: 1rem;
    box-shadow: 0 16px 35px rgba(0,0,0,0.18);
}

.note {
    margin-top: 0.8rem;
    font-size: 0.9rem;
    color: #9a5b10;
}

/* Dips */

.dips-section {
    background: radial-gradient(circle at top, #ffe7c4, #fff9f2);
}

.dips-grid {
    display: grid;
    grid-template-columns: minmax(0,1.1fr) minmax(0,1fr);
    gap: 2rem;
    align-items: center;
}

.dips-image img {
    border-radius: 1.4rem;
    box-shadow: 0 18px 40px rgba(0,0,0,0.22);
}

/* Gallery */

.gallery-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0,1fr));
    gap: 0.6rem;
}

.gallery-item {
    border-radius: 0.8rem;
    cursor: pointer;
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    height: 100%;
    object-fit: cover;
}

.gallery-item:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(0,0,0,0.22);
}

.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0,0,0,0.75);
    display: none;
    align-items: center;
    justify-content: center;
    z-index: 40;
}

.lightbox-image {
    max-width: 92%;
    max-height: 92vh;
    border-radius: 1rem;
    box-shadow: 0 24px 50px rgba(0,0,0,0.6);
}

.lightbox-close {
    position: absolute;
    top: 1.2rem;
    right: 1.4rem;
    font-size: 2rem;
    color: #fff;
    cursor: pointer;
}

/* Video */

.video-grid {
    display: grid;
    grid-template-columns: minmax(0,1fr) minmax(0,1.2fr);
    gap: 2rem;
    align-items: center;
}

.video-wrapper {
    position: relative;
    padding-bottom: 56.25%;
    height: 0;
    border-radius: 1.4rem;
    overflow: hidden;
    box-shadow: 0 18px 40px rgba(0,0,0,0.25);
}

.video-wrapper iframe {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
}

/* Redes */

.redes-grid {
    display: grid;
    grid-template-columns: minmax(0,1.1fr) minmax(0,1.1fr);
    gap: 2rem;
    align-items: flex-start;
}

.social-links {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1rem;
}

.btn-social {
    padding: 0.7rem 1.2rem;
    border-radius: 999px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid transparent;
}

.btn-social.fb {
    background: #1877f2;
    color: #fff;
}

.btn-social.ig {
    background: linear-gradient(135deg, #f58529, #dd2a7b, #8134af, #515bd4);
    color: #fff;
}

.fb-embed iframe {
    width: 100%;
    border-radius: 1rem;
}

/* Ubicación */

.ubicacion-grid {
    display: grid;
    grid-template-columns: minmax(0,1.1fr) minmax(0,1.1fr);
    gap: 2rem;
    align-items: center;
}

.address {
    font-weight: 600;
    margin-bottom: 0.7rem;
}

.map-and-img {
    display: grid;
    gap: 0.7rem;
}

.map-wrapper {
    border-radius: 1rem;
    overflow: hidden;
    box-shadow: 0 16px 34px rgba(0,0,0,0.22);
}

.map-wrapper iframe {
    border: 0;
    width: 100%;
    height: 220px;
}

/* Contacto */

.contact-grid {
    display: grid;
    grid-template-columns: minmax(0,1.1fr) minmax(0,1.1fr);
    gap: 2rem;
}

.contact-list {
    list-style: none;
    padding: 0;
    margin: 1rem 0;
}

.contact-list li {
    margin-bottom: 0.4rem;
}

.contact-form {
    background: #fffdf9;
    border-radius: 1.2rem;
    padding: 1.4rem 1.2rem;
    box-shadow: 0 14px 32px rgba(0,0,0,0.12);
}

.form-row {
    display: flex;
    flex-direction: column;
    margin-bottom: 0.75rem;
}

label {
    font-size: 0.86rem;
    margin-bottom: 0.25rem;
    font-weight: 600;
}

input,
textarea {
    border-radius: 0.7rem;
    border: 1px solid #e2c7a7;
    padding: 0.6rem 0.7rem;
    font: inherit;
    background: #fffaf4;
}

input:focus,
textarea:focus {
    outline: 2px solid #fca311;
    border-color: transparent;
}

.btn-primary.full {
    width: 100%;
    text-align: center;
    margin-top: 0.5rem;
}

.form-note {
    font-size: 0.78rem;
    color: #7b5a35;
    margin-top: 0.6rem;
}

/* Footer */

.site-footer {
    padding: 1.3rem 0 1.5rem;
    background: #281710;
    color: #f7e1c2;
    font-size: 0.86rem;
}

.footer-content {
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    gap: 0.5rem;
}

/* WhatsApp float */

.whatsapp-float {
    position: fixed;
    right: 1rem;
    bottom: 1rem;
    width: 54px;
    height: 54px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: #25d366;
    color: #fff;
    font-size: 1.6rem;
    box-shadow: 0 16px 36px rgba(0,0,0,0.35);
    z-index: 30;
}

/* Scroll top */

.scroll-top {
    position: fixed;
    right: 1.1rem;
    bottom: 5.1rem;
    width: 40px;
    height: 40px;
    border-radius: 999px;
    border: none;
    background: rgba(0,0,0,0.7);
    color: #fff;
    font-size: 1.1rem;
    cursor: pointer;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.18s ease;
    z-index: 25;
}

.scroll-top.visible {
    opacity: 1;
    pointer-events: auto;
}

/* Responsive */

@media (max-width: 960px) {
    .promos-grid {
        grid-template-columns: minmax(0,1fr) minmax(0,1fr);
    }
    .promo-card.destaque {
        grid-row: auto;
    }
    .video-grid,
    .about-grid,
    .menu-grid,
    .dips-grid,
    .redes-grid,
    .ubicacion-grid,
    .contact-grid {
        grid-template-columns: minmax(0,1fr);
    }
}

@media (max-width: 780px) {
    .header-content {
        flex-wrap: wrap;
        justify-content: center;
    }
    .main-nav {
        justify-content: center;
    }
    .btn-cta-header {
        order: 3;
    }
    .hero {
        text-align: center;
    }
    .hero-sub,
    .hero-hours {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-actions {
        justify-content: center;
    }
    .gallery-grid {
        grid-template-columns: repeat(3, minmax(0,1fr));
    }
}

@media (max-width: 600px) {
    .gallery-grid {
        grid-template-columns: repeat(2, minmax(0,1fr));
    }
    .logo-text h1 {
        font-size: 1.05rem;
    }
    .logo-img {
        width: 40px;
        height: 40px;
    }
    .header-content {
        padding-inline: 0;
    }
    .whatsapp-float {
        right: 0.8rem;
        bottom: 0.8rem;
    }
    .scroll-top {
        right: 0.9rem;
        bottom: 4.5rem;
    }
}