/* ============================================================
   LibrAToi — index2 / relooking "fun v2"
   Charte : cyan + bleu nuit + rose néon + jaune + menthe
   ============================================================ */

/* --- 1. Variables --- */
:root {
    --color-cyan:        #00BFFF;
    --color-cyan-soft:   #00AEEF;
    --color-night:       #000066;
    --color-night-deep:  #00004D;
    --color-white:       #FFFFFF;
    --color-black:       #000000;
    --color-dark:        #1A1A1A;
    --color-yellow:      #FFD700;

    /* Couleurs fun supplémentaires */
    --color-pink:        #FF3D9A;
    --color-pink-soft:   #FF66B2;
    --color-mint:        #4ADE80;
    --color-mint-soft:   #86EFAC;

    --font-display: 'Montserrat', 'Poppins', 'Arial Black', system-ui, sans-serif;
    --font-body:    'Open Sans', 'Roboto', system-ui, sans-serif;
    --font-mono:    'JetBrains Mono', 'Fira Code', 'Source Code Pro', 'Consolas', monospace;

    --radius:        16px;
    --radius-pill:   999px;
    --container:     1100px;
    --pixel-size:    72px;
}

/* --- 2. Reset & base --- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
    margin: 0;
    font-family: var(--font-body);
    font-weight: 500;
    color: var(--color-dark);
    line-height: 1.6;
    background: var(--color-white);
    overflow-x: hidden;
}

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

a { color: var(--color-night); }

.container {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
    position: relative;
    z-index: 3;
}

/* --- 3. Hero FUN avec motif 0/1 + pixel art flottants --- */
.hero {
    position: relative;
    color: var(--color-white);
    padding: 3rem 1.5rem 5rem;
    overflow: hidden;
    background: linear-gradient(135deg, #000066 0%, #00004D 35%, #1A1A6E 70%, #000066 100%);
    border-bottom: 6px solid var(--color-yellow);
}

.hero__binary {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.hero__inner {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    align-items: center;
    gap: 2rem;
    position: relative;
    z-index: 3;
}

.hero__text { padding: 1rem 0; position: relative; z-index: 3; }

.hero__pre {
    font-family: var(--font-mono);
    color: var(--color-cyan);
    font-size: 0.9rem;
    margin: 0 0 0.75rem;
    letter-spacing: 0.5px;
}

/* Titre arc-en-ciel lettre par lettre */
.hero__title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(3.5rem, 10vw, 8rem);
    line-height: 0.95;
    text-transform: uppercase;
    margin: 0 0 0.5rem;
    letter-spacing: -0.02em;
    text-shadow: 4px 4px 0 var(--color-cyan);
}
.hero__title-l  { color: #FFFFFF; }
.hero__title-i  { color: var(--color-cyan); }
.hero__title-b  { color: var(--color-yellow); }
.hero__title-r  { color: #FFFFFF; }
.hero__title-a  { color: var(--color-pink); }
.hero__title-t  { color: var(--color-mint); }
.hero__title-o  { color: #FFFFFF; }
.hero__title-i2 { color: var(--color-yellow); }

.hero__tagline {
    font-family: var(--font-display);
    font-weight: 700;
    font-size: clamp(1rem, 2.5vw, 1.5rem);
    margin: 0 0 1.5rem;
    color: var(--color-cyan);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.hero__badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}
.badge {
    display: inline-block;
    padding: 0.4rem 0.9rem;
    border-radius: var(--radius-pill);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--color-night);
    border: 2px solid var(--color-night);
    box-shadow: 3px 3px 0 var(--color-night);
}
.badge--pink   { background: var(--color-pink);    color: var(--color-white); }
.badge--yellow { background: var(--color-yellow);  }
.badge--mint   { background: var(--color-mint);    color: var(--color-night); }

.hero__mascot {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
    z-index: 3;
}
.hero__mascot-glow {
    position: absolute;
    width: 360px; height: 360px;
    background: radial-gradient(circle, rgba(0,191,255,0.35) 0%, transparent 70%);
    border-radius: 50%;
    z-index: 0;
    filter: blur(20px);
}
.hero__tux {
    width: clamp(220px, 30vw, 420px);
    height: auto;
    filter: drop-shadow(0 12px 30px rgba(0, 191, 255, 0.5));
    animation: float 4s ease-in-out infinite;
    position: relative;
    z-index: 2;
}

/* Pixel arts flottants dans le hero */
.hero img[class^="float-"] {
    position: absolute;
    width: var(--pixel-size);
    image-rendering: pixelated;
    z-index: 2;
    filter: drop-shadow(2px 2px 0 rgba(0,0,0,0.3));
    pointer-events: none;
}
.float-1 { top: 8%;  left: 5%;  transform: rotate(-12deg); animation: float 5s ease-in-out infinite; }
.float-2 { top: 12%; right: 4%; transform: rotate(15deg);  animation: float 5.5s ease-in-out infinite 0.5s; }
.float-3 { bottom: 15%; left: 3%; transform: rotate(-8deg); animation: float 4.5s ease-in-out infinite 1s; }
.float-4 { bottom: 12%; right: 6%; transform: rotate(10deg); animation: float 5.2s ease-in-out infinite 1.5s; }

.hero__scroll {
    display: inline-flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    margin: 2rem auto 0;
    color: var(--color-cyan);
    text-decoration: none;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    position: relative;
    z-index: 3;
    left: 50%;
    transform: translateX(-50%);
}
.hero__scroll-arrow { animation: bounce 1.6s ease-in-out infinite; }
.hero__scroll:hover { color: var(--color-pink); }

/* --- 4. Bandeau terminal --- */
.terminal-strip {
    background: var(--color-dark);
    color: var(--color-white);
    font-family: var(--font-mono);
    border-top: 2px solid var(--color-yellow);
    border-bottom: 2px solid var(--color-yellow);
}
.terminal-strip__bar {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--color-night-deep);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}
.terminal-strip__dot {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 14px; height: 14px;
    font-size: 9px;
    font-weight: 700;
    font-family: var(--font-mono);
    color: var(--color-dark);
    background: var(--color-cyan);
    border-radius: 2px;
}
.terminal-strip__dot--red    { background: var(--color-cyan);       color: var(--color-dark); }
.terminal-strip__dot--yellow { background: var(--color-mint);      color: var(--color-dark); }
.terminal-strip__dot--green  { background: var(--color-pink);      color: var(--color-dark); }
.terminal-strip__title { margin-left: auto; color: var(--color-cyan); font-size: 0.85rem; }
.terminal-strip__body { padding: 0.75rem 1.5rem; font-size: 0.95rem; color: var(--color-white); }
.terminal-strip__prompt { color: var(--color-yellow); margin-right: 0.5rem; }
.terminal-strip__cmd    { color: var(--color-cyan); }

/* --- 5. Sections génériques --- */
.section {
    position: relative;
    padding: 5rem 0;
    overflow: hidden;
}

/* Section Mission : fond bleu nuit AVEC motif 0/1 géant */
.section--binary {
    background: linear-gradient(135deg, var(--color-night) 0%, var(--color-night-deep) 50%, var(--color-night) 100%);
    color: var(--color-white);
}
.section__binary {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

/* Section Activités : cyan clair avec pixel strips */
.section--cyan-fun {
    background: linear-gradient(180deg, var(--color-cyan) 0%, #33CCFF 50%, var(--color-cyan) 100%);
    color: var(--color-dark);
}

/* Section Flash Infos : rose néon */
.section--pink {
    background: linear-gradient(135deg, var(--color-pink) 0%, var(--color-pink-soft) 50%, var(--color-pink) 100%);
    color: var(--color-white);
}
.section--pink a { color: var(--color-white); }
.section--pink a:hover { color: var(--color-yellow); }

/* Section Contact : menthe */
.section--mint {
    background: linear-gradient(180deg, var(--color-mint) 0%, var(--color-mint-soft) 50%, var(--color-mint) 100%);
    color: var(--color-dark);
}
.section--mint a { color: var(--color-night); }
.section--mint a:hover { color: var(--color-pink); }

/* Pixel strips horizontaux (bandes de pixel art en haut/bas) */
.pixel-strip {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.5rem;
    position: relative;
    z-index: 2;
}
.pixel-strip img {
    width: 48px;
    height: 48px;
    image-rendering: pixelated;
    filter: drop-shadow(2px 2px 0 rgba(0,0,0,0.15));
    animation: wiggle 3s ease-in-out infinite;
}
.pixel-strip img:nth-child(odd)  { animation-delay: 0.3s; }
.pixel-strip img:nth-child(3n)   { animation-delay: 0.6s; }
.pixel-strip img:nth-child(4n)   { animation-delay: 0.9s; }

/* Pixel art de fond éparpillé (en absolute, opacité réduite) */
.bg-deco {
    position: absolute;
    width: 90px;
    image-rendering: pixelated;
    pointer-events: none;
    z-index: 1;
    opacity: 0.6;
    filter: drop-shadow(3px 3px 0 rgba(0,0,0,0.2));
}
.bg-deco--tl { top: 1.5rem;    left: 3%;   transform: rotate(-15deg); }
.bg-deco--tr { top: 1.5rem;    right: 3%;  transform: rotate(12deg);  }
.bg-deco--bl { bottom: 1.5rem; left: 3%;   transform: rotate(8deg);   }
.bg-deco--br { bottom: 1.5rem; right: 3%;  transform: rotate(-10deg); }

/* --- 6. Titres & leads --- */
.section__title {
    font-family: var(--font-display);
    font-weight: 900;
    font-size: clamp(2rem, 4.5vw, 3.25rem);
    text-transform: uppercase;
    line-height: 1.05;
    margin: 0 0 2rem;
    letter-spacing: -0.01em;
    position: relative;
    z-index: 3;
}
.section__title--light { color: var(--color-white); }

.section__bracket {
    color: var(--color-yellow);
    font-family: var(--font-mono);
    font-weight: 700;
    margin-right: 0.5rem;
}

.section__lead {
    font-size: 1.125rem;
    line-height: 1.7;
    max-width: 70ch;
    margin: 0 0 1.25rem;
    position: relative;
    z-index: 3;
    color: var(--color-night);
    font-weight: 600;
}
.section__lead--light { color: var(--color-white); }

/* --- 7. Activités : 3 cartes FUN --- */
.activity-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.5rem;
    margin: 1.5rem 0;
    position: relative;
    z-index: 3;
}

.activity-card {
    background: var(--color-white);
    color: var(--color-dark);
    padding: 2rem 1.5rem;
    border: 4px solid var(--color-night);
    border-radius: var(--radius);
    box-shadow: 6px 6px 0 var(--color-night);
    transition: transform 0.18s ease, box-shadow 0.18s ease;
    position: relative;
    overflow: hidden;
}
.activity-card--pink   { border-color: var(--color-pink);   box-shadow: 6px 6px 0 var(--color-pink); }
.activity-card--yellow { border-color: var(--color-yellow); box-shadow: 6px 6px 0 var(--color-yellow); }
.activity-card--mint   { border-color: var(--color-mint);   box-shadow: 6px 6px 0 var(--color-mint); }

.activity-card:hover {
    transform: translate(-4px, -4px) rotate(-1deg);
    box-shadow: 10px 10px 0 var(--color-night);
}
.activity-card--pink:hover   { box-shadow: 10px 10px 0 var(--color-pink); }
.activity-card--yellow:hover { box-shadow: 10px 10px 0 var(--color-yellow); }
.activity-card--mint:hover   { box-shadow: 10px 10px 0 var(--color-mint); }

.activity-card__icon {
    font-size: 2.5rem;
    margin-bottom: 0.75rem;
    min-height: 90px;
    display: flex;
    align-items: center;
    justify-content: center;
}
.activity-card__tux {
    width: 90px; height: auto;
    image-rendering: pixelated;
    filter: drop-shadow(2px 2px 0 rgba(0,0,0,0.15));
}

.activity-card h3 {
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    font-size: 1.2rem;
    margin: 0 0 0.5rem;
    color: var(--color-night);
}
.activity-card p { margin: 0 0 1rem; font-size: 0.95rem; }

.activity-card__chip {
    display: inline-block;
    padding: 0.3rem 0.75rem;
    border-radius: var(--radius-pill);
    background: var(--color-yellow);
    color: var(--color-night);
    font-family: var(--font-mono);
    font-size: 0.8rem;
    font-weight: 700;
}

/* --- 8. Flash Infos / Event card --- */
.event-card {
    display: grid;
    grid-template-columns: 320px 1fr;
    gap: 2rem;
    align-items: center;
    background: var(--color-white);
    color: var(--color-dark);
    padding: 1.5rem;
    border: 4px solid var(--color-night);
    border-radius: var(--radius);
    box-shadow: 8px 8px 0 var(--color-night);
    position: relative;
    z-index: 3;
}

.event-card__poster {
    position: relative;
    display: block;
    overflow: hidden;
    border: 2px solid var(--color-night);
    border-radius: 12px;
}
.event-card__poster img { width: 100%; display: block; transition: transform 0.25s ease; }
.event-card__poster:hover img { transform: scale(1.03); }
.event-card__badge {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    background: var(--color-night);
    color: var(--color-yellow);
    text-align: center;
    padding: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    transform: translateY(100%);
    transition: transform 0.2s ease;
}
.event-card__poster:hover .event-card__badge { transform: translateY(0); }

.event-card__title {
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    font-size: 2rem;
    margin: 0 0 1rem;
    color: var(--color-night);
}

.event-card__chips {
    list-style: none;
    padding: 0;
    margin: 0 0 1rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
}
.chip {
    display: inline-block;
    padding: 0.4rem 0.85rem;
    border-radius: var(--radius-pill);
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 700;
    background: var(--color-night);
    color: var(--color-cyan);
    border: 2px solid var(--color-night);
}
.chip--date  { background: var(--color-yellow); color: var(--color-night); }
.chip--time  { background: var(--color-cyan); color: var(--color-night); }
.chip--place { background: var(--color-white); color: var(--color-night); }

.event-card__desc  { margin: 0 0 0.75rem; }
.event-card__cta   {
    margin: 0;
    font-weight: 700;
    color: var(--color-night);
    border-left: 4px solid var(--color-yellow);
    padding-left: 0.75rem;
}

/* --- 9. Contact + Newsletter --- */
.contact-email { text-align: center; margin: 1.5rem 0 3rem; position: relative; z-index: 3; }
.email-link {
    display: inline-block;
    font-family: var(--font-mono);
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-night);
    background: var(--color-yellow);
    padding: 0.85rem 1.75rem;
    border: 3px solid var(--color-night);
    border-radius: var(--radius-pill);
    text-decoration: none;
    box-shadow: 5px 5px 0 var(--color-night);
    transition: all 0.15s ease;
}
a.email-link:hover {
    transform: translate(-2px, -2px);
    box-shadow: 7px 7px 0 var(--color-night);
    background: var(--color-pink);
    color: var(--color-white);
}

.newsletter {
    max-width: 560px;
    margin: 0 auto;
    background: var(--color-white);
    padding: 2rem;
    border: 4px solid var(--color-night);
    border-radius: var(--radius);
    box-shadow: 8px 8px 0 var(--color-night);
    position: relative;
    z-index: 3;
}

.newsletter__title {
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    font-size: 1.5rem;
    color: var(--color-night);
    margin: 0 0 0.5rem;
    text-align: center;
}
.newsletter__intro {
    text-align: center;
    color: var(--color-dark);
    margin: 0 0 1.5rem;
    font-size: 0.95rem;
}

.newsletter__field { margin-bottom: 1rem; }
.newsletter__label {
    display: block;
    font-family: var(--font-mono);
    color: var(--color-night);
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
    font-weight: 700;
}
.newsletter__input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-family: var(--font-mono);
    font-size: 1rem;
    color: var(--color-dark);
    background: var(--color-white);
    border: 3px solid var(--color-night);
    border-radius: 12px;
    transition: border-color 0.15s ease, transform 0.1s ease;
}
.newsletter__input:focus {
    outline: none;
    border-color: var(--color-pink);
    transform: scale(1.01);
}

.newsletter__rgpd {
    display: flex;
    gap: 0.5rem;
    align-items: flex-start;
    margin: 1rem 0;
    font-size: 0.85rem;
    color: var(--color-dark);
}
.newsletter__checkbox { margin-top: 0.25rem; accent-color: var(--color-pink); }
.newsletter__rgpd-label a { color: var(--color-pink); }

.newsletter__btn {
    width: 100%;
    padding: 0.9rem;
    font-family: var(--font-display);
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    font-size: 1rem;
    color: var(--color-white);
    background: var(--color-pink);
    border: 3px solid var(--color-night);
    border-radius: var(--radius-pill);
    cursor: pointer;
    box-shadow: 5px 5px 0 var(--color-night);
    transition: all 0.1s ease;
}
.newsletter__btn:hover {
    transform: translate(-2px, -2px);
    box-shadow: 7px 7px 0 var(--color-night);
    background: var(--color-night);
    color: var(--color-yellow);
}
.newsletter__btn:active {
    transform: translate(2px, 2px);
    box-shadow: 0 0 0 var(--color-night);
}

.newsletter__feedback {
    margin-top: 0.75rem;
    padding: 0.5rem 0.75rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    font-weight: 600;
    border-radius: 8px;
    text-align: center;
}
.newsletter__feedback.success {
    background: var(--color-mint);
    color: var(--color-night);
    border: 2px solid var(--color-night);
}
.newsletter__feedback.error {
    background: var(--color-pink-soft);
    color: var(--color-night);
    border: 2px solid var(--color-night);
}

.newsletter__input.is-invalid {
    border-color: var(--color-pink);
    outline: 2px solid var(--color-pink);
}

/* --- 10. Footer --- */
.footer {
    background: var(--color-night);
    color: rgba(255,255,255,0.7);
    text-align: center;
    padding: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.85rem;
    border-top: 4px solid var(--color-yellow);
}
.footer__tux { font-size: 1.2rem; margin-right: 0.5rem; }
.footer__link { color: var(--color-cyan); text-decoration: underline; }
.footer__link:hover { color: var(--color-pink); }

/* --- 11. Animations --- */
.cursor-blink {
    display: inline-block;
    animation: blink 1.05s steps(2) infinite;
    color: var(--color-yellow);
}

@keyframes blink {
    0%, 49%   { opacity: 1; }
    50%, 100% { opacity: 0; }
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(-14px); }
}

@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50%      { transform: translateY(6px); }
}

@keyframes wiggle {
    0%, 100% { transform: rotate(0deg); }
    25%      { transform: rotate(-5deg); }
    75%      { transform: rotate(5deg); }
}

/* --- 12. Responsive --- */
@media (max-width: 860px) {
    .hero__inner { grid-template-columns: 1fr; text-align: center; }
    .hero__mascot { order: -1; }
    .hero__tux    { width: clamp(160px, 50vw, 280px); }
    .hero__mascot-glow { width: 240px; height: 240px; }
    .hero img[class^="float-"] { display: none; }
    .hero__badges { justify-content: center; }

    .activity-grid { grid-template-columns: 1fr; }
    .event-card { grid-template-columns: 1fr; }
    .event-card__title { font-size: 1.5rem; }
    .pixel-strip img { width: 32px; height: 32px; }
}

@media (max-width: 480px) {
    .section { padding: 3.5rem 0; }
    .hero { padding: 2rem 1rem 3rem; }
    .newsletter { padding: 1.5rem; }
    .terminal-strip__title { display: none; }
    .bg-deco { width: 60px; }
}