/* ============================================
   STYLE.CSS — Mariage Nadège & Amstrong
   Thème terracotta · luxueux & épuré
   ============================================ */

/* ============================================
   1. VARIABLES & RESET
   ============================================ */
:root {
    --terracotta: #b85c38;
    --terracotta-light: #d97a58;
    --terracotta-dark: #8e3e1e;
    --off-white: #fdf9f6;
    --warm-beige: #f5ede6;
    --text-dark: #2c1e16;
    --text-soft: #5e4b3e;
    --gold-accent: #c99b6b;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--off-white);
    font-family: 'Montserrat', sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ============================================
   2. TYPOGRAPHIE GÉNÉRALE
   ============================================ */
h1, h2, h3 {
    font-family: 'Cormorant Garamond', serif;
    font-weight: 400;
    letter-spacing: 0.04em;
}

h2 {
    font-size: 3rem;
    color: var(--terracotta-dark);
    margin-bottom: 2rem;
    text-align: center;
    font-weight: 500;
    letter-spacing: 0.06em;
    position: relative;
}

h2::after {
    content: '';
    display: block;
    width: 60px;
    height: 2px;
    background: var(--terracotta);
    margin: 0.8rem auto 0;
    opacity: 0.6;
}

/* ============================================
   3. SECTION D'ACCUEIL (HERO)
   ============================================ */
.site-header {
    position: relative;
    width: 100%;
    min-height: 100vh;
    padding: 2.5rem 0 3rem;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    text-align: center;
    overflow: hidden;

    background-image: url('img/couple02.png');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed;
}

/* Voile terracotta pour la lisibilité du texte */
.site-header::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(44, 30, 22, 0.55) 0%,
        rgba(142, 62, 30, 0.35) 50%,
        rgba(44, 30, 22, 0.65) 100%
    );
    z-index: 1;
}

.site-header > * {
    position: relative;
    z-index: 2;
}

/* --- Zone haute : menu + nom du couple --- */
.hero-top {
    display: flex;
    flex-direction: column;
    gap: 2.5rem;
}

/* Menu pleine largeur */
.menu-wrapper {
    display: flex;
    justify-content: space-between;
    align-items: center;
    width: 100%;
    padding: 0 clamp(1.5rem, 4vw, 4rem);
    gap: 2rem;
}

.menu-left,
.menu-right {
    flex: 1;
}

.menu-left ul,
.menu-right ul {
    display: flex;
    gap: 2rem;
    list-style: none;
    padding: 0;
    margin: 0;
}

.menu-left ul {
    justify-content: flex-start;
}

.menu-right ul {
    justify-content: flex-end;
}

.menu-left a,
.menu-right a {
    text-decoration: none;
    color: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-weight: 400;
    font-size: 0.9rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding-bottom: 4px;
    border-bottom: 1px solid transparent;
    transition: border-color 0.3s ease, opacity 0.3s ease;
    text-shadow: 0 1px 4px rgba(0, 0, 0, 0.4);
}

.menu-left a:hover,
.menu-right a:hover {
    border-bottom-color: var(--terracotta-light);
    opacity: 0.9;
}

/* Initiales au centre du menu */
.menu-center .initials {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.4rem;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: 0.1em;
    padding: 0 1.5rem;
    line-height: 1;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    white-space: nowrap;
}

/* Nom du couple */
.couple-names {
    padding: 0 1rem;
}

.couple-names h1 {
    font-family: 'Cormorant Garamond', serif;
    font-size: 4.5rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    color: #ffffff;
    text-transform: uppercase;
    line-height: 1.2;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.6);
}

.couple-names .ampersand {
    color: var(--terracotta-light);
    font-weight: 400;
    text-shadow: 0 2px 12px rgba(184, 92, 56, 0.7);
}

/* --- Zone milieu : date du mariage --- */
.hero-middle {
    display: flex;
    justify-content: center;
    align-items: center;
}

.wedding-date {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.8rem;
    font-weight: 400;
    color: #ffffff;
    letter-spacing: 0.35em;
    text-shadow: 0 2px 12px rgba(0, 0, 0, 0.5);
    padding: 0 1rem;
}

.wedding-date::before,
.wedding-date::after {
    content: '';
    display: inline-block;
    width: 60px;
    height: 1px;
    background: rgba(255, 255, 255, 0.6);
    vertical-align: middle;
    margin: 0 1.5rem;
}

/* --- Zone basse : lieu --- */
.hero-bottom {
    display: flex;
    justify-content: center;
}

.wedding-location {
    font-family: 'Montserrat', sans-serif;
    font-size: 1rem;
    font-weight: 400;
    color: #ffffff;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.5);
    padding: 0 1rem;
}

/* ============================================
   4. SECTION COMPTE À REBOURS
   ============================================ */
.countdown-section {
    background: var(--off-white);
    padding: 5rem clamp(1.5rem, 5vw, 6rem);
    width: 100%;
}

.countdown-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr 1.6fr 1fr 1fr;
    align-items: center;
    gap: clamp(0.5rem, 1.5vw, 1.5rem);
    width: 100%;
    max-width: 100%;
    margin: 0 auto;

    border: 1px solid var(--terracotta);
    border-radius: 4px;
    padding: clamp(1.5rem, 3vw, 3rem) clamp(1rem, 2vw, 2rem);
    background: #ffffff;
}

/* Colonne individuelle */
.countdown-col {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 0.4rem;
}

.countdown-value {
    font-family: 'Cormorant Garamond', serif;
    font-size: 3.5rem;
    font-weight: 500;
    color: var(--text-dark);
    line-height: 1;
    letter-spacing: 0.05em;
}

.countdown-label {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.7rem;
    font-weight: 400;
    color: var(--text-dark);
    letter-spacing: 0.25em;
    text-transform: uppercase;
}

/* Colonne centrale : date */
.countdown-center {
    gap: 0.6rem;
    padding: 0 1rem;
    position: relative;
}

.countdown-center::before,
.countdown-center::after {
    content: '';
    position: absolute;
    top: 10%;
    bottom: 10%;
    width: 1px;
    background: rgba(184, 92, 56, 0.25);
}

.countdown-center::before {
    left: 0;
}

.countdown-center::after {
    right: 0;
}

.countdown-date {
    font-family: 'Cormorant Garamond', serif;
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--terracotta);
    letter-spacing: 0.15em;
    line-height: 1.2;
    white-space: nowrap;
}

.countdown-date-sub {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.75rem;
    font-weight: 400;
    color: var(--text-dark);
    letter-spacing: 0.3em;
    text-transform: uppercase;
}

/* ============================================
   5. SECTIONS DE CONTENU
   ============================================ */
.section {
    padding: 5rem clamp(1.5rem, 5vw, 6rem);
    width: 100%;
}

.section:nth-child(even) {
    background-color: var(--warm-beige);
}

.container {
    width: 100%;
    max-width: 100%;
    margin: 0 auto;
}

.section-content {
    font-size: 1.05rem;
    color: var(--text-soft);
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.section-content p {
    margin-bottom: 1.2rem;
}

/* ============================================
   5b. SECTION CONTENT EN 2 COLONNES
   ============================================ */
.section-content--split {
    display: grid;
    grid-template-columns: 5fr 7fr;
    gap: clamp(1.5rem, 4vw, 4rem);
    align-items: center;
    max-width: 100%;
    text-align: left;
    margin: 0 auto;
}

/* Colonne image */
.section-image {
    width: 100%;
    overflow: hidden;
    border-radius: 8px;
}

.section-image img {
    display: block;
    width: 100%;
    height: auto;
    object-fit: cover;
    border-radius: 8px;
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.1);
}

/* Colonne texte */
.section-text {
    font-size: 1.05rem;
    color: var(--text-soft);
    line-height: 1.7;
}

.section-text p {
    margin-bottom: 1.2rem;
}

.section-text p:last-child {
    margin-bottom: 0;
}

/* Variante inversée : texte à gauche, image à droite */
.section-content--split.reverse {
    grid-template-columns: 7fr 5fr;
}

.section-content--split.reverse .section-image {
    order: 2;
}

.section-content--split.reverse .section-text {
    order: 1;
}

/* ============================================
   6. EN-TÊTE DE CHAPITRE (grille 12 colonnes)
   ============================================ */
.chapitre {
    display: grid;
    grid-template-columns: repeat(12, 1fr);
    column-gap: clamp(12px, 2vw, 32px);
    row-gap: 8px;
    width: 100%;
    max-width: 100%;
    margin: 0 auto 3rem;
    padding: 0 0 2rem;
}

/* Ligne 1 : label décalé de 3 colonnes, sur 9 colonnes */
.chapitre-label {
    grid-column: 4 / 13;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: #C46A4A;
    font-weight: 600;
    margin: 0;
}

/* Ligne 2 : numéro sur 3 colonnes */
.chapitre-numero {
    grid-column: 1 / 4;
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(4.5rem, 5vw, 5.5rem);
    line-height: 1;
    font-weight: 700;
    color: #C46A4A;
    opacity: 0.4;
    margin: 0;
}

/* Ligne 2 : titre sur 9 colonnes, même ligne que le numéro */
.chapitre-titre {
    grid-column: 4 / 13;
    font-family: 'Cormorant Garamond', serif;
    font-size: clamp(2rem, 4.5vw, 3.5rem);
    line-height: 1.1;
    font-weight: 600;
    color: var(--text-dark);
    text-align: left;
    margin: 0;
    align-self: center;
    letter-spacing: 0.02em;
}

/* Neutralise le style global h2 pour le titre de chapitre */
.chapitre-titre::after {
    display: none;
}

/* ============================================
   7. PROGRAMME
   ============================================ */
.programme-list {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
    max-width: 900px;
    margin: 0 auto;
    text-align: left;
}

.programme-item {
    display: grid;
    grid-template-columns: clamp(70px, 8vw, 120px) 1fr 1fr;
    gap: clamp(0.6rem, 2vw, 1.5rem);
    padding: 0.8rem 0;
    border-bottom: 1px solid rgba(184, 92, 56, 0.2);
    align-items: baseline;
}

.programme-item .heure {
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.4rem;
    font-weight: 600;
    color: var(--terracotta-dark);
}

.programme-item .event {
    font-weight: 500;
    color: var(--text-dark);
}

.programme-item .lieu {
    font-size: 0.95rem;
    color: var(--text-soft);
    font-style: italic;
}

/* ============================================
   8. CARROUSEL GALERIE
   ============================================ */
.carousel {
    position: relative;
    width: 100%;
    overflow: hidden;
    padding: 16px 0;
    mask-image: linear-gradient(
        to right,
        transparent 0,
        black 8%,
        black 92%,
        transparent 100%
    );
    -webkit-mask-image: linear-gradient(
        to right,
        transparent 0,
        black 8%,
        black 92%,
        transparent 100%
    );
}

.carousel-track {
    display: flex;
    gap: clamp(12px, 2vw, 24px);
    width: max-content;
    animation: scroll-carousel 40s linear infinite;
    will-change: transform;
}

/* Pause au survol */
.carousel:hover .carousel-track {
    animation-play-state: paused;
}

/* Chaque slide */
.carousel-slide {
    flex: 0 0 auto;
    width: clamp(180px, 22vw, 320px);
    aspect-ratio: 1 / 1;
    overflow: hidden;
    border-radius: 12px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    transition: box-shadow 0.4s ease;
}

.carousel-slide:hover {
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.18);
}

.carousel-slide img {
    display: block;
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.25, 0.8, 0.25, 1);
}

.carousel-slide:hover img {
    transform: scale(1.08);
}

/* Animation de défilement */
@keyframes scroll-carousel {
    from {
        transform: translateX(0);
    }
    to {
        transform: translateX(calc(-50% - clamp(6px, 1vw, 12px)));
    }
}

.gallery-note {
    font-style: italic;
    color: var(--text-soft);
    font-size: 0.95rem;
    margin-top: 1.5rem;
    text-align: center;
}

/* Respect des préférences d'accessibilité */
@media (prefers-reduced-motion: reduce) {
    .carousel-track {
        animation: none;
    }
}

/* ============================================
   9. FORMULAIRES
   ============================================ */
.golden-book-form,
.rsvp-form {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    max-width: 600px;
    margin: 2rem auto 0;
    text-align: left;
}

.golden-book-form input,
.golden-book-form textarea,
.rsvp-form input,
.rsvp-form select {
    padding: 0.9rem 1.2rem;
    border: 1px solid #d9c6b8;
    border-radius: 4px;
    background: #ffffff;
    font-family: 'Montserrat', sans-serif;
    font-size: 0.95rem;
    color: var(--text-dark);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.golden-book-form input:focus,
.golden-book-form textarea:focus,
.rsvp-form input:focus,
.rsvp-form select:focus {
    outline: none;
    border-color: var(--terracotta);
    box-shadow: 0 0 0 3px rgba(184, 92, 56, 0.1);
}

.golden-book-form button,
.rsvp-form button {
    padding: 0.9rem 1.5rem;
    background: var(--terracotta);
    color: #ffffff;
    border: none;
    border-radius: 4px;
    font-family: 'Montserrat', sans-serif;
    font-weight: 500;
    font-size: 0.95rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    transition: background 0.3s ease, transform 0.2s ease;
}

.golden-book-form button:hover,
.rsvp-form button:hover {
    background: var(--terracotta-dark);
    transform: translateY(-1px);
}

.golden-book-form button:active,
.rsvp-form button:active {
    transform: translateY(0);
}

/* ============================================
   10. PIED DE PAGE
   ============================================ */
.site-footer {
    background: var(--terracotta-dark);
    color: #f5ede6;
    text-align: center;
    padding: 2.5rem 1rem;
    font-family: 'Cormorant Garamond', serif;
    font-size: 1.3rem;
    letter-spacing: 0.08em;
}

.footer-small {
    font-family: 'Montserrat', sans-serif;
    font-size: 0.8rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    opacity: 0.7;
    margin-top: 0.5rem;
}

/* ============================================
   11. RESPONSIVE
   ============================================ */

/* --- Tablette (≤ 900px) --- */
@media (max-width: 900px) {
    .site-header {
        min-height: 90vh;
        background-attachment: scroll;
        padding: 1.5rem 0 2rem;
    }

    .menu-wrapper {
        flex-direction: column;
        gap: 1rem;
        padding: 0 1.5rem;
    }

    .menu-left ul,
    .menu-right ul {
        justify-content: center;
        gap: 1.2rem;
    }

    .menu-center .initials {
        font-size: 1.8rem;
        order: -1;
    }

    .couple-names h1 {
        font-size: 2.6rem;
        letter-spacing: 0.08em;
    }

    .wedding-date {
        font-size: 2rem;
        letter-spacing: 0.25em;
    }

    .wedding-date::before,
    .wedding-date::after {
        width: 30px;
        margin: 0 0.8rem;
    }

    .wedding-location {
        font-size: 0.85rem;
        letter-spacing: 0.2em;
    }

    /* Compte à rebours */
    .countdown-section {
        padding: 3rem 1rem;
    }

    .countdown-wrapper {
        gap: 0.5rem;
        padding: 2rem 1rem;
    }

    .countdown-value {
        font-size: 2.4rem;
    }

    .countdown-label {
        font-size: 0.6rem;
        letter-spacing: 0.15em;
    }

    .countdown-date {
        font-size: 1.4rem;
        letter-spacing: 0.1em;
    }

    .countdown-date-sub {
        font-size: 0.65rem;
        letter-spacing: 0.2em;
    }

    .countdown-center::before,
    .countdown-center::after {
        display: none;
    }

    /* Chapitre */
    .chapitre {
        column-gap: 16px;
    }

    /* Section en 2 colonnes → empilement */
    .section-content--split {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .section-image {
        max-width: 500px;
        margin: 0 auto;
    }
}

/* --- Mobile (≤ 600px) --- */
@media (max-width: 600px) {
    h2 {
        font-size: 2.2rem;
    }

    .section {
        padding: 3rem 1rem;
    }

    /* Hero */
    .site-header {
        min-height: 85vh;
    }

    .menu-left ul,
    .menu-right ul {
        flex-wrap: wrap;
        gap: 0.8rem;
    }

    .menu-left a,
    .menu-right a {
        font-size: 0.72rem;
        letter-spacing: 0.1em;
    }

    .couple-names h1 {
        font-size: 2rem;
    }

    .wedding-date {
        font-size: 1.5rem;
        letter-spacing: 0.2em;
    }

    .wedding-date::before,
    .wedding-date::after {
        width: 20px;
        margin: 0 0.5rem;
    }

    .wedding-location {
        font-size: 0.75rem;
        letter-spacing: 0.15em;
    }

    /* Compte à rebours */
    .countdown-section {
        padding: 2.5rem 0.8rem;
    }

    .countdown-wrapper {
        gap: 0.3rem;
        padding: 1.5rem 0.6rem;
    }

    .countdown-value {
        font-size: 1.6rem;
    }

    .countdown-label {
        font-size: 0.5rem;
        letter-spacing: 0.08em;
    }

    .countdown-center {
        padding: 0 0.3rem;
    }

    .countdown-date {
        font-size: 0.85rem;
        letter-spacing: 0.05em;
    }

    .countdown-date-sub {
        font-size: 0.5rem;
        letter-spacing: 0.1em;
    }

    /* Chapitre : empilement vertical */
    .chapitre {
        grid-template-columns: 1fr;
        row-gap: 4px;
        padding: 0 0 1.5rem;
        margin-bottom: 2rem;
    }

    .chapitre-label,
    .chapitre-numero,
    .chapitre-titre {
        grid-column: 1 / -1;
    }

    .chapitre-numero {
        font-size: 2.5rem;
    }

    /* Carrousel : ajustements mobile */
    .carousel-slide {
        width: clamp(140px, 45vw, 220px);
    }

    .carousel-track {
        animation-duration: 30s;
    }

    /* Section en 2 colonnes */
    .section-content--split {
        gap: 1.5rem;
    }

    /* Programme */
    .programme-item {
        grid-template-columns: 70px 1fr;
        grid-template-rows: auto auto;
        gap: 0.3rem 1rem;
    }

    .programme-item .lieu {
        grid-column: 2 / 3;
    }

    /* Footer */
    .site-footer {
        font-size: 1.1rem;
    }
}

/* --- Très petit mobile (≤ 400px) --- */
@media (max-width: 400px) {
    .countdown-value {
        font-size: 1.3rem;
    }

    .countdown-label {
        font-size: 0.45rem;
    }

    .countdown-date {
        font-size: 0.7rem;
    }
}