/* ==========================================================================
   AVYR ENGINEERING STANDARDS : DEMOISELLE CASABLANCA
   ========================================================================== */

:root {
    /* Color Palette */
    --clr-primary: #D4A373;
    --clr-espresso: #2C1E16;
    --clr-chantilly: #FDF8F2;
    --clr-biscuit: #F2EBE1;

    /* Typography */
    --font-sans: 'Public Sans', sans-serif;
    --font-serif: 'Playfair Display', serif;

    /* Spatial Metrics */
    --spacing-sm: clamp(1rem, 2vw, 2rem);
    --spacing-md: clamp(2rem, 5vw, 4rem);
    --spacing-lg: clamp(4rem, 10vw, 8rem);
    --container-max: 1200px;
}

/* ==========================================================================
   RESET & FOUNDATION
   ========================================================================== */
* {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background-color: var(--clr-chantilly);
    color: var(--clr-espresso);
    line-height: 1.5;
    overflow-x: hidden;
}

::selection {
    background-color: var(--clr-primary);
    color: var(--clr-espresso);
}

a { 
    text-decoration: none; 
    color: inherit; 
}
button { 
    cursor: pointer; 
    border: none; 
    background: none; 
    font-family: inherit; 
}
address { 
    font-style: normal; 
}

/* ==========================================================================
   TYPOGRAPHY
   ========================================================================== */
.serif-text, .logo-text, .hero-title, .hero-subtitle, .section-title, .menu-heading, .input-minimal, .footer-brand {
    font-family: var(--font-serif);
}

.hero-title {
    font-size: clamp(3rem, 10vw, 9rem); /* AVYR Spatial Law: Massive Typography */
    line-height: 1.1;
    margin-bottom: var(--spacing-sm);
    color: var(--clr-espresso);
}

.hero-subtitle {
    font-size: clamp(1.2rem, 3vw, 1.8rem);
    font-style: italic;
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.section-title {
    font-size: clamp(3rem, 6vw, 5rem);
    text-align: center;
    line-height: 1.1;
    margin-bottom: var(--spacing-lg);
}

/* ==========================================================================
   COMPONENTS
   ========================================================================== */
/* Buttons */
.btn-primary {
    display: inline-block;
    background-color: var(--clr-primary);
    color: var(--clr-espresso);
    padding: 1.5rem 3rem;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: filter 0.3s ease;
}
.btn-primary:hover { 
    filter: brightness(1.1); 
}
.btn-primary.w-full { 
    width: 100%; 
}

.btn-secondary {
    display: inline-block;
    border: 1px solid var(--clr-primary);
    color: var(--clr-primary);
    padding: 1.5rem 3rem;
    font-size: 0.875rem;
    font-weight: 700;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    transition: all 0.3s ease;
}
.btn-secondary:hover { 
    background-color: var(--clr-primary); 
    color: var(--clr-espresso); 
}

/* Forms */
.input-group {
    display: flex;
    flex-direction: column;
    border: none;
}
.input-group label {
    font-size: 0.625rem;
    text-transform: uppercase;
    letter-spacing: 0.3em;
    color: var(--clr-primary);
    margin-bottom: 0.25rem;
}
.input-minimal {
    background: transparent;
    border: none;
    border-bottom: 1px solid var(--clr-primary);
    padding: 1rem 0;
    width: 100%;
    font-size: 1.25rem;
    color: var(--clr-espresso);
    transition: border-color 0.3s ease;
}
.input-minimal:focus {
    outline: none;
    border-bottom: 2px solid var(--clr-espresso);
}

/* ==========================================================================
   LAYOUT ARCHITECTURE
   ========================================================================== */
/* Header */
.site-header {
    position: fixed;
    top: 0; left: 0; width: 100%;
    z-index: 50;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-sm) var(--spacing-md);
    mix-blend-mode: difference; /* Retained from original design */
    color: var(--clr-primary);
}



.logo-group { 
    display: flex; 
    align-items: center; 
    gap: 0.5rem; 
}
.logo-text { 
    font-size: 1.5rem; 
    text-transform: uppercase; letter-spacing: 0.1em;
}
.nav-link { 
    font-size: 0.875rem; 
    font-weight: 700; 
    letter-spacing: 0.2em; 
    transition: opacity 0.3s ease; 
}
.nav-link:hover { 
    opacity: 0.7; 
}

/* Mobile adjustments for header */
@media (max-width: 767px) {
    .site-header {
        padding: 0.5rem 1rem;
    }
    .logo-text {
        font-size: 1.2rem;
    }
    .nav-link {
        font-size: 0.75rem;
    }
}

/* Hero Section */
.hero-section {
    position: relative;
    height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: var(--spacing-sm);
    overflow: hidden;
}
.hero-background {
    position: absolute;
    inset: 0;
    z-index: -1;
    background-image: linear-gradient(rgba(44, 30, 22, 0.4), rgba(44, 30, 22, 0.2)), url('https://lh3.googleusercontent.com/aida-public/AB6AXuD_CQgaJkXACLMZ2_xRA4_R_y67oOjj2htmuh75wBc_CAKFgJ6qv8KAFBmkZtjxPXETS3WxFG0NLorlKW_XYW4KCSxlMSAiUJj9dJltDC9fDTKUoASnmGXuNs-odgVMsCNrYBCNLvn5kDIhPwvLtPnrEfZ9NxCLjIrgFKIuWfdHdxApmbTrvsZ7Nnj3X1HQRXOvKvTPiataGFtB2OleT-vhlmQwlcFnTLiq3e_FNphC2AKYvljvtj5t38Az1qYF36txx75ZARKuluo');
    background-size: cover;
    background-position: center;
}
.hero-content { position: relative; z-index: 10; }

/* Menu Section */
.menu-section {
    background-color: var(--clr-chantilly);
    padding: var(--spacing-lg) var(--spacing-md);
}
.menu-grid {
    max-width: var(--container-max);
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
}
.menu-card {
    background-color: var(--clr-biscuit);
    border-top: 1px solid var(--clr-primary);
    display: flex;
    flex-direction: column;
}
.menu-figure {
    aspect-ratio: 4/5;
    overflow: hidden;
}
.menu-figure img {
    width: 100%; height: 100%;
    object-fit: cover;
    filter: grayscale(100%);
    transition: filter 0.7s ease;
}
.menu-card:hover .menu-figure img { 
    filter: grayscale(0%); 
}
.menu-meta { 
    padding: 2rem; 
    text-align: center; 
}
.menu-descriptor { 
    color: var(--clr-primary); 
    font-size: 0.875rem; 
    text-transform: uppercase; 
    letter-spacing: 0.15em; 
    font-weight: 300; 
}
.menu-action { 
    display: flex; 
    justify-content: center; 
    margin-top: var(--spacing-lg); 
}

/* Reservation Section */
.reservation-section {
    background-color: var(--clr-biscuit);
    padding: var(--spacing-lg) var(--spacing-md);
}
.reservation-form { 
    max-width: 800px; 
    margin: 0 auto; 
}
.form-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-md);
}
@media (min-width: 768px) {
    .form-grid { 
        grid-template-columns: 1fr 1fr; 
        gap: 3rem 4rem; 
    }
}
.form-action { margin-top: var(--spacing-md); }

/* Footer */
.site-footer {
    background-color: var(--clr-espresso);
    color: var(--clr-chantilly);
    padding: var(--spacing-md);
    border-top: 1px solid rgba(212, 163, 115, 0.1);
}
.footer-container {
    max-width: var(--container-max);
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
}
@media (min-width: 768px) {
    .footer-container { flex-direction: row; justify-content: space-between; }
}
.footer-address { 
    font-size: 0.625rem; 
    text-transform: uppercase; 
    letter-spacing: 0.2em; 
    opacity: 0.5; 
}
.footer-socials { 
    display: flex; 
    gap: 2rem; 
    color: var(--clr-primary); 
}
.icon-link { 
    cursor: pointer; 
    transition: opacity 0.3s ease; 
}
.icon-link:hover { 
    opacity: 0.7; 
}

/* ==========================================================================
   KINETICS (IntersectionObserver Target Classes)
   ========================================================================== */
.avyr-reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s cubic-bezier(0.16, 1, 0.3, 1), transform 0.8s cubic-bezier(0.16, 1, 0.3, 1);
}
.avyr-reveal.delay-1 { 
    transition-delay: 0.15s; 
}
.avyr-reveal.delay-2 { 
    transition-delay: 0.3s; 
}
.avyr-reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
}