/* ==========================================================
   IRON PULSE — Feuille de style principale
   Thème sombre premium, accents rouge / orange néon
   Approche « mobile d'abord » : les styles de base ciblent le
   téléphone, les media queries (min-width) enrichissent pour
   tablette puis ordinateur.
   ========================================================== */

/* ---------- Variables ---------- */
:root {
    --bg: #0a0a0b;
    --bg-alt: #121214;
    --surface: #18181b;
    --surface-hover: #1f1f23;
    --border: #2a2a30;

    --text: #f4f4f5;
    --text-muted: #a1a1aa;

    --neon-red: #ff2d55;
    --neon-orange: #ff6b1a;
    --gradient: linear-gradient(135deg, var(--neon-red), var(--neon-orange));
    --glow: 0 0 20px rgba(255, 60, 40, 0.45), 0 0 40px rgba(255, 60, 40, 0.2);

    --font-title: 'Bebas Neue', Impact, sans-serif;
    --font-body: 'Inter', system-ui, -apple-system, sans-serif;

    --radius: 16px;
    --header-h: 64px;
    --gutter: 16px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

/* ---------- Réinitialisation ---------- */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -webkit-tap-highlight-color: transparent;
    overflow-x: hidden;
}

body.menu-open {
    overflow: hidden;
}

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

ul {
    list-style: none;
}

[hidden] {
    display: none !important;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 max(var(--gutter), env(safe-area-inset-left)) 0 max(var(--gutter), env(safe-area-inset-right));
}

.text-gradient {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* ---------- Boutons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    min-height: 52px;
    padding: 14px 28px;
    border: none;
    border-radius: 999px;
    background: transparent;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 1rem;
    letter-spacing: 0.02em;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition), color var(--transition);
}

.btn:active {
    transform: scale(0.97);
}

.btn--primary {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 8px 24px rgba(255, 45, 85, 0.35);
}

.btn--ghost {
    border: 1px solid var(--border);
    color: var(--text);
}

/* ---------- En-tête ---------- */
.header {
    position: fixed;
    inset: 0 0 auto 0;
    height: var(--header-h);
    z-index: 100;
}

/* Le fond flouté est porté par un pseudo-élément : un backdrop-filter sur
   .header lui-même confinerait le menu mobile (position: fixed) à sa hauteur. */
.header::before {
    content: '';
    position: absolute;
    inset: 0;
    z-index: -1;
    background: rgba(10, 10, 11, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    box-shadow: 0 1px 0 var(--border);
    opacity: 0;
    transition: opacity var(--transition);
}

.header.scrolled::before {
    opacity: 1;
}

.header__inner {
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    position: relative;
    z-index: 110;
    font-family: var(--font-title);
    font-size: 1.7rem;
    letter-spacing: 0.06em;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo__icon {
    font-size: 1.3rem;
    filter: drop-shadow(0 0 8px var(--neon-orange));
}

.logo__accent {
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

/* Menu mobile plein écran (par défaut) */
.nav {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(10, 10, 11, 0.97);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    clip-path: circle(0% at calc(100% - 38px) 32px);
    transition: clip-path 0.6s cubic-bezier(0.65, 0, 0.35, 1);
    pointer-events: none;
}

.nav.open {
    clip-path: circle(150% at calc(100% - 38px) 32px);
    pointer-events: auto;
}

.nav__list {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 20px;
}

.nav__link {
    position: relative;
    display: inline-block;
    padding: 6px 12px;
    font-family: var(--font-title);
    font-size: 2.4rem;
    letter-spacing: 0.05em;
    color: var(--text-muted);
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.4s ease, transform 0.4s ease, color var(--transition);
}

.nav.open .nav__link {
    opacity: 1;
    transform: translateY(0);
}

/* Apparition en cascade des liens */
.nav.open li:nth-child(1) .nav__link { transition-delay: 0.15s; }
.nav.open li:nth-child(2) .nav__link { transition-delay: 0.2s; }
.nav.open li:nth-child(3) .nav__link { transition-delay: 0.25s; }
.nav.open li:nth-child(4) .nav__link { transition-delay: 0.3s; }
.nav.open li:nth-child(5) .nav__link { transition-delay: 0.35s; }

.nav__link.active {
    color: var(--text);
}

.nav__link::after {
    content: '';
    position: absolute;
    left: 12px;
    right: 12px;
    bottom: 2px;
    height: 2px;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: right;
    transition: transform var(--transition);
}

.nav__link.active::after {
    transform: scaleX(1);
    transform-origin: left;
}

/* ---------- Menu burger ---------- */
.burger {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 48px;
    height: 48px;
    margin-right: -10px;
    background: none;
    border: none;
    cursor: pointer;
    z-index: 110;
}

.burger span {
    display: block;
    width: 26px;
    height: 2px;
    margin: 0 auto;
    background: var(--text);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition), background var(--transition);
}

.burger.active span {
    background: var(--neon-orange);
}

.burger.active span:nth-child(1) {
    transform: translateY(8px) rotate(45deg);
}

.burger.active span:nth-child(2) {
    opacity: 0;
    transform: scaleX(0);
}

.burger.active span:nth-child(3) {
    transform: translateY(-8px) rotate(-45deg);
}

/* ---------- Section héro ---------- */
.hero {
    position: relative;
    min-height: 100vh;
    min-height: 100svh;
    display: flex;
    align-items: center;
    padding: calc(var(--header-h) + 32px) 0 56px;
    overflow: hidden;
    background:
        radial-gradient(ellipse at top right, rgba(255, 107, 26, 0.12), transparent 55%),
        radial-gradient(ellipse at bottom left, rgba(255, 45, 85, 0.1), transparent 55%),
        var(--bg);
}

/* Grille subtile en arrière-plan */
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.03) 1px, transparent 1px);
    background-size: 44px 44px;
    mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
    -webkit-mask-image: radial-gradient(ellipse at center, #000 30%, transparent 75%);
}

/* Photo de fond, assombrie pour garder le texte lisible */
.hero__bg {
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(10, 10, 11, 0.6) 0%, rgba(10, 10, 11, 0.78) 55%, var(--bg) 100%),
        url('images/hero.webp') center 35% / cover no-repeat;
}

.hero__glow {
    position: absolute;
    top: 50%;
    left: 50%;
    width: 340px;
    height: 340px;
    background: var(--gradient);
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.15;
    transform: translate(-50%, -50%);
    animation: pulse 6s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: translate(-50%, -50%) scale(1); opacity: 0.12; }
    50%      { transform: translate(-50%, -50%) scale(1.15); opacity: 0.2; }
}

.hero__content {
    position: relative;
    text-align: center;
}

.hero__tag {
    display: inline-block;
    padding: 6px 14px;
    margin-bottom: 20px;
    border: 1px solid rgba(255, 107, 26, 0.35);
    border-radius: 999px;
    background: rgba(255, 107, 26, 0.08);
    color: var(--neon-orange);
    font-size: 0.7rem;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.hero__title {
    font-family: var(--font-title);
    font-size: clamp(3rem, 14vw, 7rem);
    line-height: 0.95;
    letter-spacing: 0.02em;
    margin-bottom: 20px;
}

.hero__title .text-gradient {
    filter: drop-shadow(0 0 30px rgba(255, 60, 40, 0.35));
}

.hero__subtitle {
    max-width: 620px;
    margin: 0 auto 32px;
    color: var(--text-muted);
    font-size: 1rem;
}

.hero__actions {
    display: flex;
    flex-direction: column;
    gap: 12px;
    margin-bottom: 48px;
}

.hero__stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 12px;
}

.hero__stats li {
    display: flex;
    flex-direction: column;
    align-items: center;
}

.hero__stats strong {
    font-family: var(--font-title);
    font-size: 2.2rem;
    line-height: 1;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.hero__stats span {
    font-size: 0.75rem;
    line-height: 1.3;
    color: var(--text-muted);
}

/* ---------- Sections génériques ---------- */
.section {
    padding: 72px 0;
}

.section__header {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 40px;
}

.section__tag {
    color: var(--neon-orange);
    font-weight: 600;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.section__title {
    font-family: var(--font-title);
    font-size: clamp(2.4rem, 10vw, 4rem);
    line-height: 1;
    letter-spacing: 0.02em;
    margin-bottom: 14px;
}

.section__subtitle {
    color: var(--text-muted);
}

/* ---------- Catégories ---------- */
.categories {
    background: var(--bg-alt);
}

.cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 520px;
    margin: 0 auto;
}

.card {
    --pad-y: 32px;
    --pad-x: 24px;
    position: relative;
    display: flex;
    flex-direction: column;
    padding: var(--pad-y) var(--pad-x);
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

/* Bordure lumineuse au survol */
.card::before {
    content: '';
    position: absolute;
    inset: 0 0 auto 0;
    height: 3px;
    z-index: 2;
    background: var(--gradient);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.5s ease;
}

/* Photo pleine largeur en haut de carte, fondue dans le fond */
.card__media {
    position: relative;
    margin: calc(var(--pad-y) * -1) calc(var(--pad-x) * -1) 0;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.card__media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(24, 24, 27, 0) 40%, var(--surface) 100%);
}

.card__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.card__media ~ .card__icon {
    position: relative;
    z-index: 1;
    margin-top: -28px;
    background: #1d1d21;
}

.card--featured {
    border-color: rgba(255, 45, 85, 0.45);
    box-shadow: 0 0 30px rgba(255, 45, 85, 0.12);
}

.card__badge {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 4px 12px;
    border-radius: 999px;
    background: var(--gradient);
    font-size: 0.7rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.card__icon {
    width: 56px;
    height: 56px;
    display: grid;
    place-items: center;
    margin-bottom: 20px;
    font-size: 1.7rem;
    border-radius: 14px;
    background: rgba(255, 107, 26, 0.1);
    border: 1px solid rgba(255, 107, 26, 0.25);
}

.card__title {
    font-family: var(--font-title);
    font-size: 2rem;
    letter-spacing: 0.03em;
    line-height: 1;
}

.card__label {
    color: var(--neon-orange);
    font-size: 0.85rem;
    font-weight: 600;
    margin: 6px 0 14px;
}

.card__text {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 20px;
}

.card__list {
    display: grid;
    gap: 10px;
    margin-bottom: 24px;
}

.card__list li {
    position: relative;
    padding-left: 22px;
    font-size: 0.9rem;
}

.card__list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.55em;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--gradient);
    box-shadow: 0 0 8px var(--neon-red);
}

.card__link {
    display: inline-flex;
    align-items: center;
    min-height: 44px;
    margin-top: auto;
    font-weight: 600;
    color: var(--neon-orange);
    transition: letter-spacing var(--transition), color var(--transition);
}

/* ---------- Pied de page ---------- */
.footer {
    background: var(--bg);
    border-top: 1px solid var(--border);
    padding-top: 56px;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 36px;
    padding-bottom: 40px;
}

.footer__brand p {
    margin-top: 14px;
    max-width: 340px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.footer__col h4 {
    font-size: 0.8rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    margin-bottom: 10px;
}

.footer__col a {
    display: inline-block;
    padding: 8px 0;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: color var(--transition);
}

.footer__bottom {
    border-top: 1px solid var(--border);
    padding: 20px 0 max(20px, env(safe-area-inset-bottom));
    font-size: 0.85rem;
    color: var(--text-muted);
}

.footer__bottom .container {
    display: flex;
    flex-direction: column-reverse;
    align-items: flex-start;
    gap: 8px;
}

.footer__top {
    padding: 8px 0;
}

/* ---------- Animations d'apparition ---------- */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible {
    opacity: 1;
    transform: translateY(0);
}

.section--alt {
    background: var(--bg-alt);
}

/* ==========================================================
   NUTRITION
   ========================================================== */
.foods {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 520px;
    margin: 0 auto;
}

.food {
    display: flex;
    flex-direction: column;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.food__media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.food__media::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, rgba(24, 24, 27, 0) 50%, var(--surface) 100%);
}

.food__media img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.6s ease;
}

.food__body {
    display: flex;
    flex-direction: column;
    flex: 1;
    padding: 4px 24px 28px;
}

.food__tag {
    color: var(--neon-orange);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.food__title {
    font-family: var(--font-title);
    font-size: 2.2rem;
    letter-spacing: 0.03em;
    line-height: 1;
    margin: 4px 0 12px;
}

.food__text {
    color: var(--text-muted);
    font-size: 0.95rem;
    margin-bottom: 16px;
}

.food__dose {
    margin-bottom: 18px;
    padding: 12px 14px;
    border-left: 3px solid var(--neon-orange);
    border-radius: 0 10px 10px 0;
    background: rgba(255, 107, 26, 0.06);
    font-size: 0.9rem;
    color: var(--text-muted);
}

.food__dose strong {
    color: var(--text);
}

.chips {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.chips li {
    padding: 5px 12px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg);
    font-size: 0.8rem;
    font-weight: 500;
}

/* ---------- Recherche d'aliments ---------- */
.search {
    max-width: 520px;
    margin: 56px auto 0;
    padding: 24px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.search__title {
    font-family: var(--font-title);
    font-size: 2.2rem;
    letter-spacing: 0.03em;
    line-height: 1;
}

.search__subtitle {
    margin: 8px 0 20px;
    color: var(--text-muted);
    font-size: 0.95rem;
}

.search__field {
    position: relative;
}

.search__icon {
    position: absolute;
    left: 18px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 1.1rem;
    pointer-events: none;
}

/* 16px minimum : évite le zoom automatique d'iOS au focus */
.search__field input {
    width: 100%;
    height: 56px;
    padding: 0 20px 0 50px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 999px;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    -webkit-appearance: none;
    appearance: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.search__field input::placeholder {
    color: #52525b;
}

.search__field input:focus {
    outline: none;
    border-color: var(--neon-orange);
    box-shadow: 0 0 0 4px rgba(255, 107, 26, 0.18), 0 0 30px rgba(255, 45, 85, 0.15);
}

.search__suggest {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 8px;
    margin-top: 14px;
}

.search__suggest span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.chip-btn {
    min-height: 36px;
    padding: 6px 14px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 500;
    cursor: pointer;
    transition: border-color var(--transition), color var(--transition), transform var(--transition);
}

.chip-btn:active {
    transform: scale(0.95);
}

.search__status {
    margin-top: 20px;
    font-size: 0.85rem;
    color: var(--text-muted);
}

.search__status:empty {
    display: none;
}

.search__results {
    display: grid;
    gap: 12px;
    margin-top: 12px;
}

.aliment {
    display: grid;
    grid-template-columns: 88px 1fr;
    gap: 14px;
    padding: 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 14px;
    animation: calcFadeIn 0.35s ease;
}

.aliment__media {
    width: 88px;
    height: 88px;
    border-radius: 12px;
    overflow: hidden;
}

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

.aliment__emoji {
    display: grid;
    place-items: center;
    width: 100%;
    height: 100%;
    font-size: 2.6rem;
    background:
        radial-gradient(circle at 30% 25%, rgba(255, 107, 26, 0.35), transparent 65%),
        radial-gradient(circle at 80% 90%, rgba(255, 45, 85, 0.3), transparent 60%),
        var(--surface-hover);
}

.aliment__info {
    min-width: 0;
}

.aliment__nom {
    font-size: 1rem;
    font-weight: 700;
    line-height: 1.3;
}

.aliment__portion {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.aliment__chiffres {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 8px 0 6px;
}

.aliment__kcal,
.aliment__prot {
    padding: 3px 10px;
    border-radius: 999px;
    font-size: 0.8rem;
    white-space: nowrap;
}

.aliment__kcal {
    background: rgba(255, 107, 26, 0.12);
    color: var(--neon-orange);
}

.aliment__prot {
    background: rgba(255, 45, 85, 0.12);
    color: var(--neon-red);
}

.aliment__chiffres strong {
    font-size: 0.95rem;
}

.aliment__cent {
    font-size: 0.72rem;
    line-height: 1.4;
    color: var(--text-muted);
}

/* ---------- Journée type ---------- */
.day {
    max-width: 520px;
    margin: 56px auto 0;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
}

.day__head {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 24px 20px;
}

.day__title {
    font-family: var(--font-title);
    font-size: 2.2rem;
    letter-spacing: 0.03em;
    line-height: 1;
}

.day__panel {
    display: grid;
    grid-template-columns: 1fr;
    animation: calcFadeIn 0.4s ease;
}

.day__media {
    position: relative;
    aspect-ratio: 16 / 10;
    overflow: hidden;
}

.day__media img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.day__total {
    position: absolute;
    left: 16px;
    bottom: 16px;
    display: flex;
    align-items: baseline;
    gap: 8px;
    padding: 10px 16px;
    border: 1px solid rgba(255, 107, 26, 0.35);
    border-radius: 12px;
    background: rgba(10, 10, 11, 0.75);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.day__total strong {
    font-family: var(--font-title);
    font-size: 2rem;
    font-weight: 400;
    line-height: 1;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.day__total span {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.day__total {
    flex-wrap: wrap;
    row-gap: 4px;
}

.day__prot {
    flex-basis: 100%;
    font-style: normal;
    font-size: 0.85rem;
    font-weight: 600;
}

.meals {
    list-style: none;
    padding: 4px 20px;
}

.meal {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 2px 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
}

.meal:last-child {
    border-bottom: none;
}

.meal__time {
    color: var(--neon-orange);
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.meal__desc {
    grid-column: 1;
    font-size: 0.95rem;
}

.meal__desc.swapped {
    animation: mealSwap 0.35s ease;
}

@keyframes mealSwap {
    from { opacity: 0; transform: translateX(10px); }
    to   { opacity: 1; transform: translateX(0); }
}

.meal__swap {
    grid-column: 1;
    justify-self: start;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-height: 34px;
    margin-top: 8px;
    padding: 4px 14px;
    border: 1px solid var(--border);
    border-radius: 999px;
    background: var(--bg);
    color: var(--neon-orange);
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 600;
    cursor: pointer;
    transition: border-color var(--transition), transform var(--transition);
}

.meal__swap:active {
    transform: scale(0.95);
}

.meal__swap span {
    color: var(--text-muted);
    font-weight: 500;
}

.meal__nums {
    grid-column: 2;
    grid-row: 1 / span 3;
    align-self: center;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 4px;
}

.meal__prot {
    padding: 2px 8px;
    border-radius: 999px;
    background: rgba(255, 45, 85, 0.12);
    color: var(--neon-red);
    font-size: 0.8rem;
    font-weight: 700;
    white-space: nowrap;
}

.meal__prot::after {
    content: ' g prot.';
    font-weight: 500;
}

.meal__kcal {
    font-family: var(--font-title);
    font-size: 1.6rem;
    letter-spacing: 0.02em;
}

.meal__kcal::after {
    content: ' kcal';
    font-family: var(--font-body);
    font-size: 0.75rem;
    color: var(--text-muted);
}

.day__menu {
    display: flex;
    flex-direction: column;
}

.day__shuffle {
    width: auto;
    margin: 4px 20px 20px;
}

.day__foot {
    display: flex;
    flex-direction: column;
    gap: 16px;
    padding: 20px;
    border-top: 1px solid var(--border);
}

.day__note {
    font-size: 0.85rem;
    color: var(--text-muted);
}

/* ---------- Conseils ---------- */
.tips {
    display: grid;
    grid-template-columns: 1fr;
    gap: 16px;
    max-width: 520px;
    margin: 56px auto 0;
}

.tip {
    padding: 24px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.tip__icon {
    display: block;
    font-size: 1.8rem;
    margin-bottom: 10px;
}

.tip h4 {
    font-size: 1.05rem;
    margin-bottom: 6px;
}

.tip p {
    color: var(--text-muted);
    font-size: 0.9rem;
}

@media (hover: hover) {
    .food:hover {
        transform: translateY(-6px);
        border-color: rgba(255, 107, 26, 0.4);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(255, 60, 40, 0.12);
    }

    .meal__swap:hover,
    .chip-btn:hover {
        border-color: var(--neon-orange);
    }

    .chip-btn:hover {
        color: var(--neon-orange);
    }

    .food:hover .food__media img,
    .card:hover .card__media img {
        transform: scale(1.06);
    }
}

@media (min-width: 600px) {
    .day__head {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: 28px 32px;
    }

    .day__switch {
        width: 320px;
    }

    .meals {
        padding: 8px 32px;
    }

    .day__shuffle {
        align-self: flex-start;
        margin: 4px 32px 24px;
    }

    .day__foot {
        flex-direction: row;
        align-items: center;
        justify-content: space-between;
        padding: 24px 32px;
    }

    .tips {
        grid-template-columns: repeat(2, 1fr);
        max-width: none;
    }
}

@media (min-width: 769px) {
    .day,
    .search {
        max-width: none;
    }

    .search {
        padding: 36px 32px;
    }

    .search__field {
        max-width: 640px;
    }

    .search__results {
        grid-template-columns: repeat(2, 1fr);
    }

    .day__panel {
        grid-template-columns: 1fr 1.15fr;
    }

    .day__media {
        aspect-ratio: auto;
        min-height: 100%;
    }
}

@media (min-width: 961px) {
    .foods {
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
        max-width: none;
    }

    .tips {
        grid-template-columns: repeat(4, 1fr);
    }
}

/* ==========================================================
   CALCULATEUR
   ========================================================== */
.calc {
    display: grid;
    grid-template-columns: 1fr;
    gap: 20px;
    max-width: 560px;
    margin: 0 auto;
}

.calc__form,
.calc__results {
    padding: 24px 20px;
    background: var(--surface);
    border: 1px solid var(--border);
    border-radius: var(--radius);
}

.calc__form {
    display: grid;
    gap: 20px;
}

/* ---------- Champs ---------- */
.field {
    border: none;
    min-width: 0;
}

.field__label {
    display: block;
    margin-bottom: 8px;
    padding: 0;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.field-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
}

.input-unit {
    position: relative;
}

.input-unit span {
    position: absolute;
    right: 12px;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.85rem;
    color: var(--text-muted);
    pointer-events: none;
}

/* 16px minimum : évite le zoom automatique d'iOS au focus */
.input-unit input,
.select {
    width: 100%;
    height: 52px;
    padding: 0 12px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
    color: var(--text);
    font-family: var(--font-body);
    font-size: 16px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.input-unit input {
    padding-right: 38px;
    -moz-appearance: textfield;
    appearance: textfield;
}

.input-unit input::-webkit-outer-spin-button,
.input-unit input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}

.input-unit input::placeholder {
    color: #52525b;
}

.select {
    padding-right: 40px;
    -webkit-appearance: none;
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23ff6b1a' stroke-width='2' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 16px center;
    text-overflow: ellipsis;
}

.input-unit input:focus,
.select:focus {
    outline: none;
    border-color: var(--neon-orange);
    box-shadow: 0 0 0 3px rgba(255, 107, 26, 0.2);
}

.input-unit input.invalid {
    border-color: var(--neon-red);
}

/* ---------- Choix segmentés (sexe, objectif) ---------- */
.segmented {
    position: relative;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6px;
    padding: 4px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 14px;
}

.segmented--3 {
    grid-template-columns: repeat(3, 1fr);
}

.segmented input {
    position: absolute;
    opacity: 0;
    pointer-events: none;
}

.segmented label {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 44px;
    padding: 6px 8px;
    border-radius: 10px;
    font-size: 0.85rem;
    font-weight: 600;
    line-height: 1.2;
    text-align: center;
    color: var(--text-muted);
    cursor: pointer;
    transition: background var(--transition), color var(--transition), box-shadow var(--transition);
}

.segmented input:checked + label {
    background: var(--gradient);
    color: #fff;
    box-shadow: 0 4px 14px rgba(255, 45, 85, 0.3);
}

.segmented input:focus-visible + label {
    outline: 2px solid var(--neon-orange);
    outline-offset: 2px;
}

.calc__error {
    color: var(--neon-red);
    font-size: 0.9rem;
    font-weight: 500;
}

.calc__error:empty {
    display: none;
}

/* ---------- Résultats ---------- */
.calc__results {
    scroll-margin-top: calc(var(--header-h) + 16px);
}

.calc__empty {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 4px;
    min-height: 200px;
    text-align: center;
    color: var(--text-muted);
}

.calc__empty .card__icon {
    margin-bottom: 12px;
}

.calc__output {
    animation: calcFadeIn 0.5s ease;
}

@keyframes calcFadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

.calc__stats {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
    margin-bottom: 28px;
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: 16px;
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: 12px;
}

.stat__label {
    font-size: 0.75rem;
    line-height: 1.3;
    color: var(--text-muted);
}

.stat__value {
    font-family: var(--font-title);
    font-size: 1.9rem;
    line-height: 1;
    letter-spacing: 0.02em;
}

.stat__value small {
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: normal;
    color: var(--text-muted);
}

.stat--target {
    grid-column: 1 / -1;
    border-color: rgba(255, 45, 85, 0.45);
    background:
        radial-gradient(ellipse at top right, rgba(255, 107, 26, 0.12), transparent 70%),
        var(--bg);
    box-shadow: 0 0 24px rgba(255, 45, 85, 0.12);
}

.stat--target .stat__label {
    color: var(--neon-orange);
    font-weight: 600;
}

.stat--target .stat__value span {
    font-size: 3rem;
    background: var(--gradient);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
}

.stat__hint {
    font-size: 0.8rem;
    color: var(--text-muted);
}

.calc__subtitle {
    margin-bottom: 16px;
    font-size: 0.8rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-muted);
}

.macros {
    display: grid;
    gap: 18px;
    margin-bottom: 20px;
}

.macro__head {
    display: flex;
    justify-content: space-between;
    align-items: baseline;
    margin-bottom: 8px;
    font-weight: 600;
}

.macro__head strong {
    font-family: var(--font-title);
    font-size: 1.6rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    line-height: 1;
}

.macro__head small {
    font-family: var(--font-body);
    font-size: 0.8rem;
    font-weight: 500;
    color: var(--text-muted);
}

.macro__bar {
    height: 10px;
    background: var(--bg);
    border-radius: 999px;
    overflow: hidden;
}

.macro__bar span {
    display: block;
    width: 0;
    height: 100%;
    border-radius: inherit;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

.macro--protein .macro__bar span { background: var(--neon-red); box-shadow: 0 0 10px var(--neon-red); }
.macro--carbs .macro__bar span   { background: var(--neon-orange); box-shadow: 0 0 10px var(--neon-orange); }
.macro--fat .macro__bar span     { background: #ffb020; box-shadow: 0 0 10px #ffb020; }

.macro__info {
    margin-top: 6px;
    font-size: 0.8rem;
    color: var(--text-muted);
}

.calc__note {
    margin-top: 12px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
    font-size: 0.8rem;
    color: var(--text-muted);
}

@media (hover: hover) {
    .segmented input:not(:checked) + label:hover {
        color: var(--text);
        background: var(--surface-hover);
    }

    .input-unit input:hover,
    .select:hover {
        border-color: #3f3f46;
    }
}

@media (min-width: 600px) {
    .calc__form,
    .calc__results {
        padding: 32px;
    }

    .calc__stats {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 961px) {
    .calc {
        grid-template-columns: 1fr 1fr;
        gap: 28px;
        max-width: none;
        align-items: start;
    }

    .calc__results {
        position: sticky;
        top: calc(var(--header-h) + 24px);
    }

    .calc__empty {
        min-height: 420px;
    }
}

/* ==========================================================
   EFFETS DE SURVOL — uniquement sur les appareils avec souris
   (évite les états « collés » après un tap sur mobile)
   ========================================================== */
@media (hover: hover) {
    .btn--primary:hover {
        transform: translateY(-3px);
        box-shadow: var(--glow);
    }

    .btn--ghost:hover {
        border-color: var(--neon-orange);
        color: var(--neon-orange);
    }

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

    .nav__link:hover::after {
        transform: scaleX(1);
        transform-origin: left;
    }

    .card:hover {
        transform: translateY(-8px);
        background: var(--surface-hover);
        border-color: rgba(255, 107, 26, 0.4);
        box-shadow: 0 20px 40px rgba(0, 0, 0, 0.5), 0 0 30px rgba(255, 60, 40, 0.15);
    }

    .card:hover::before {
        transform: scaleX(1);
    }

    .card__link:hover {
        color: var(--neon-red);
        letter-spacing: 0.04em;
    }

    .footer__col a:hover,
    .footer__top:hover {
        color: var(--neon-orange);
    }
}

/* ==========================================================
   TABLETTE ET PLUS (≥ 600px)
   ========================================================== */
@media (min-width: 600px) {
    :root {
        --gutter: 24px;
    }

    .btn {
        width: auto;
        padding: 16px 32px;
    }

    .hero__tag {
        font-size: 0.8rem;
        padding: 8px 18px;
    }

    .hero__subtitle {
        font-size: 1.1rem;
    }

    .hero__actions {
        flex-direction: row;
        flex-wrap: wrap;
        justify-content: center;
        gap: 16px;
        margin-bottom: 64px;
    }

    .hero__stats {
        display: flex;
        justify-content: center;
        gap: clamp(32px, 6vw, 80px);
    }

    .hero__stats strong {
        font-size: 2.8rem;
    }

    .hero__stats span {
        font-size: 0.85rem;
    }

    .card {
        --pad-y: 40px;
        --pad-x: 32px;
    }

    .footer__inner {
        grid-template-columns: 1fr 1fr;
        gap: 48px;
    }

    .footer__brand {
        grid-column: 1 / -1;
    }

    .footer__bottom .container {
        flex-direction: row;
        justify-content: space-between;
        align-items: center;
    }
}

/* ==========================================================
   ORDINATEUR (≥ 769px) — menu horizontal
   ========================================================== */
@media (min-width: 769px) {
    :root {
        --header-h: 72px;
    }

    .logo {
        font-size: 1.9rem;
    }

    .burger {
        display: none;
    }

    .nav {
        position: static;
        display: block;
        background: none;
        backdrop-filter: none;
        -webkit-backdrop-filter: none;
        clip-path: none;
        transition: none;
        pointer-events: auto;
    }

    .nav__list {
        flex-direction: row;
        gap: 36px;
    }

    .nav__link {
        padding: 0;
        font-family: var(--font-body);
        font-size: 0.95rem;
        font-weight: 500;
        letter-spacing: normal;
        opacity: 1;
        transform: none;
        transition: color var(--transition);
    }

    .nav__link::after {
        left: 0;
        right: 0;
        bottom: -6px;
    }

    .hero {
        min-height: 100vh;
        padding: calc(var(--header-h) + 40px) 0 80px;
    }

    .hero::before {
        background-size: 60px 60px;
    }

    .hero__bg {
        background:
            linear-gradient(180deg, rgba(10, 10, 11, 0.55) 0%, rgba(10, 10, 11, 0.75) 60%, var(--bg) 100%),
            url('images/hero-large.webp') center 40% / cover no-repeat;
    }

    .hero__glow {
        width: 600px;
        height: 600px;
        filter: blur(160px);
    }

    .section {
        padding: 120px 0;
    }

    .section__header {
        margin-bottom: 64px;
    }
}

/* ==========================================================
   GRAND ÉCRAN (≥ 961px)
   ========================================================== */
@media (min-width: 961px) {
    .cards {
        grid-template-columns: repeat(3, 1fr);
        gap: 28px;
        max-width: none;
    }

    .footer {
        padding-top: 72px;
    }

    .footer__inner {
        grid-template-columns: 2fr 1fr 1fr;
        padding-bottom: 56px;
    }

    .footer__brand {
        grid-column: auto;
    }
}

/* ---------- Accessibilité : mouvements réduits ---------- */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation: none !important;
        transition: none !important;
    }
    .reveal {
        opacity: 1;
        transform: none;
    }
    html {
        scroll-behavior: auto;
    }
}