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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', system-ui, -apple-system, BlinkMacSystemFont, sans-serif;
    background: #0b0f19;
    color: #e6e8ee;
    line-height: 1.6;
    overflow-x: hidden;
}

/* =========================
   HERO
   ========================= */
.hero {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    padding: 100px 20px 120px;
    text-align: center;
    background:
        linear-gradient(rgba(5,10,25,0.88), rgba(5,10,25,0.92)),
        url("bg.webp") center / cover no-repeat;
}

.hero::after {
    content: "";
    position: absolute;
    inset: 0;
    z-index: 0;
    background: radial-gradient(
        circle at 50% 60%,
        rgba(0,170,255,0.16),
        transparent 60%
    );
    pointer-events: none;
}

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

/* =========================
   LOGO
   ========================= */
.brand-logo {
    max-width: 640px;
    width: 100%;
    margin: 0 auto 30px;
    display: block;
    filter:
        drop-shadow(0 6px 18px rgba(0,180,255,0.45))
        drop-shadow(0 28px 70px rgba(0,0,0,0.95));
}

/* =========================
   HERO TEXT & BUTTONS
   ========================= */
.hero-text {
    max-width: 780px;
    margin: 0 auto 50px;
    font-size: 1.25rem;
    color: #b9c0d4;
}

.hero-buttons {
    display: flex;
    justify-content: center;
    gap: 20px;
    flex-wrap: wrap;
}

.btn {
    padding: 16px 38px;
    border-radius: 45px;
    font-weight: 600;
    text-decoration: none;
    transition: all 0.35s ease;
}

.btn-primary {
    background: linear-gradient(135deg, #00aaff, #0077ff);
    color: #fff;
}

.btn-secondary {
    border: 1px solid rgba(255,255,255,0.25);
    color: #e6e8ee;
    background: rgba(255,255,255,0.05);
}

.btn:hover {
    transform: translateY(-4px);
    box-shadow: 0 20px 55px rgba(0,0,0,0.7);
}

.btn-small {
    padding: 10px 22px;
    font-size: 0.85rem;
}

/* =========================
   MINI OFFRES (SOUS LOGO)
   ========================= */
.hero-offres {
    margin: 40px 0 50px;
    display: flex;
    justify-content: center;
}

.mini-offres {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 25px;
    max-width: 720px;
    width: 100%;
    padding: 0 20px;
}

.mini-offre {
    position: relative;
    padding: 24px;
    border-radius: 18px;
    background: linear-gradient(
        180deg,
        rgba(15,25,45,0.85),
        rgba(10,15,30,0.85)
    );
    border: 1px solid rgba(255,255,255,0.12);
    text-align: center;
    backdrop-filter: blur(6px);
}

.mini-offre h4 {
    font-size: 1.1rem;
    margin-bottom: 8px;
}

.mini-offre .price {
    font-size: 1.4rem;
    font-weight: 700;
    color: #00b4ff;
    margin-bottom: 6px;
}

.mini-offre .desc {
    font-size: 0.9rem;
    color: #b7bdd1;
    margin-bottom: 16px;
}

.mini-offre.active {
    border-color: rgba(0,180,255,0.5);
}

.mini-offre.disabled {
    opacity: 0.55;
    filter: grayscale(40%);
    pointer-events: none;
}

.mini-offre .badge {
    position: absolute;
    top: 12px;
    right: 12px;
    background: #ffb703;
    color: #000;
    font-size: 0.7rem;
    padding: 4px 10px;
    border-radius: 20px;
    font-weight: 600;
}

/* =========================
   SECTIONS GÉNÉRALES
   ========================= */
.section {
    padding: 100px 20px;
    text-align: center;
}

.section.dark {
    background: linear-gradient(180deg, #05070d, #0b0f19);
}

.section h2 {
    font-family: 'Space Grotesk', sans-serif;
    font-size: 2.4rem;
    margin-bottom: 35px;
}

.section p {
    max-width: 850px;
    margin: auto;
    font-size: 1.05rem;
    color: #c3c8da;
}

/* =========================
   CARDS (EFFET SCINTILLEMENT)
   ========================= */
.cards {
    margin-top: 65px;
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 30px;
    max-width: 1250px;
    margin-inline: auto;
}

.card {
    position: relative;
    padding: 38px 32px;
    border-radius: 20px;
    background: linear-gradient(
        180deg,
        rgba(255,255,255,0.07),
        rgba(255,255,255,0.015)
    );
    border: 1px solid rgba(255,255,255,0.09);
    overflow: hidden;
    transition: all 0.4s ease;
}

.card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: radial-gradient(
        circle at top left,
        rgba(0,170,255,0.25),
        transparent 60%
    );
    opacity: 0;
    transition: opacity 0.4s ease;
    pointer-events: none;
}

.card:hover::before {
    opacity: 1;
}

.card:hover {
    transform: translateY(-10px);
    box-shadow: 0 30px 85px rgba(0,0,0,0.75);
    border-color: rgba(0,170,255,0.45);
}

/* =========================
   OFFRES GRANDES
   ========================= */
.offre {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.offre.large {
    transform: scale(1.05);
}

.offre .price {
    font-size: 2rem;
    font-weight: 700;
    margin: 20px 0;
    color: #00b4ff;
}

/* LISTES PROPRES */
.offer-list {
    list-style: none;
    margin: 20px 0 30px;
    padding: 0;
}

.offer-list li {
    position: relative;
    padding-left: 28px;
    margin-bottom: 12px;
    color: #cbd1e5;
    font-size: 0.95rem;
}

.offer-list li::before {
    content: "✔";
    position: absolute;
    left: 0;
    top: 0;
    color: #00b4ff;
    font-weight: 700;
}

.offre.disabled {
    opacity: 0.6;
    pointer-events: none;
}

/* =========================
   BOUTON OUTILS
   ========================= */
.btn-tools {
    position: fixed;
    bottom: 25px;
    right: 25px;
    z-index: 999;
    background: linear-gradient(135deg, #00aaff, #0066ff);
    color: #fff;
    padding: 14px 22px;
    border-radius: 40px;
    font-weight: 600;
    text-decoration: none;
    box-shadow: 0 15px 40px rgba(0,120,255,0.5);
    transition: all 0.3s ease;
}

.btn-tools:hover {
    transform: translateY(-3px) scale(1.05);
    box-shadow: 0 25px 60px rgba(0,120,255,0.65);
}

/* =========================
   FOOTER
   ========================= */
footer {
    background: #05070d;
    color: #7f87a6;
    text-align: center;
    padding: 35px 15px;
    font-size: 0.9rem;
}

/* =========================
   RESPONSIVE
   ========================= */
@media (max-width: 768px) {
    .brand-logo { max-width: 420px; }
    .hero-text { font-size: 1.1rem; }
    .section h2 { font-size: 2rem; }
}

@media (max-width: 480px) {
    .brand-logo { max-width: 320px; }
    .section h2 { font-size: 1.8rem; }
}
/* =========================
   FORMULAIRE CONTACT
   ========================= */
.contact-form {
    max-width: 520px;
    margin: 40px auto 0;
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contact-form input,
.contact-form textarea {
    width: 100%;
    padding: 16px 18px;
    border-radius: 14px;
    border: 1px solid rgba(255,255,255,0.15);
    background: rgba(255,255,255,0.05);
    color: #e6e8ee;
    font-size: 0.95rem;
}

.contact-form input::placeholder,
.contact-form textarea::placeholder {
    color: #9aa3c7;
}

.contact-form input:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: rgba(0,170,255,0.6);
    box-shadow: 0 0 0 2px rgba(0,170,255,0.15);
}

.contact-choice {
    display: flex;
    justify-content: center;
    gap: 25px;
    font-size: 0.95rem;
    color: #cbd1e5;
}

.contact-choice label {
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
}

.contact-choice input {
    accent-color: #00b4ff;
}