/* =============================================
   VARIABLES & RESET
   ============================================= */
   :root {
    --bg:        #0a0a0f;
    --bg-2:      #111118;
    --bg-3:      #1a1a24;
    --border:    rgba(255,255,255,0.07);
    --text:      #f0f0f5;
    --text-2:    #9090a8;
    --text-3:    #5a5a72;
    --purple:    #a855f7;
    --purple-2:  #7c3aed;
    --rose:      #f43f5e;
    --amber:     #f59e0b;
    --green:     #10b981;
    --grad:      linear-gradient(135deg, #a855f7, #f43f5e);
    --grad-soft: linear-gradient(135deg, rgba(168,85,247,.15), rgba(244,63,94,.15));
    --radius:    16px;
    --radius-sm: 10px;
    --shadow:    0 8px 32px rgba(0,0,0,.4);
    --shadow-lg: 0 24px 64px rgba(0,0,0,.6);
    --trans:     all .3s cubic-bezier(.4,0,.2,1);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--text);
    line-height: 1.6;
    overflow-x: hidden;
}

a { text-decoration: none; color: inherit; }
ul { list-style: none; }

/* =============================================
   SCROLLBAR
   ============================================= */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb {
    background: var(--purple-2);
    border-radius: 99px;
}

/* =============================================
   NAVBAR
   ============================================= */
.navbar {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--trans);
}

.navbar.scrolled {
    background: rgba(10,10,15,.85);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: .75rem 0;
}

.nav-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-burger {
    display: none;
    background: none;
    border: none;
    color: var(--text);
    font-size: 1.5rem;
    cursor: pointer;
    padding: .4rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: .5rem;
    font-weight: 800;
    font-size: 1.4rem;
    margin-right: auto;
}

.logo-icon {
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.2rem;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: .25rem;
}

.nav-link {
    padding: .5rem 1rem;
    border-radius: 8px;
    font-size: .9rem;
    font-weight: 500;
    color: var(--text-2);
    transition: var(--trans);
}

.nav-link:hover { color: var(--text); background: rgba(255,255,255,.05); }

.nav-link.active {
    color: var(--text);
    background: rgba(168,85,247,.12);
}

.nav-cta {
    padding: .5rem 1.25rem;
    background: var(--grad);
    border-radius: 8px;
    font-size: .9rem;
    font-weight: 600;
    color: #fff;
    transition: var(--trans);
}

.nav-cta:hover {
    opacity: .85;
    transform: translateY(-1px);
}

/* USER NAV */
.nav-user {
    display: flex;
    align-items: center;
    gap: .75rem;
}

.nav-pseudo {
    font-size: .88rem;
    color: var(--text-2);
    font-weight: 500;
}

.nav-cta--outline {
    padding: .5rem 1.25rem;
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: .9rem;
    font-weight: 600;
    color: var(--text);
    transition: var(--trans);
}

.nav-cta--outline:hover {
    border-color: var(--purple);
    color: var(--purple);
}


/* BURGER */
.burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: .25rem;
}

.burger span {
    display: block;
    width: 22px;
    height: 2px;
    background: var(--text);
    border-radius: 99px;
    transition: var(--trans);
}

/* MOBILE MENU */
.mobile-menu {
    display: none;
    position: fixed;
    top: 65px; left: 0; right: 0;
    background: rgba(10,10,15,.97);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 1.5rem 2rem;
    flex-direction: column;
    gap: 1rem;
    z-index: 999;
}

.mobile-menu.open { display: flex; }

.mobile-menu .nav-link {
    font-size: 1rem;
    padding: .75rem 1rem;
}

.mobile-menu .nav-cta {
    text-align: center;
    padding: .75rem;
}

/* =============================================
   SHARED UTILITIES
   ============================================= */
.gradient-text {
    background: var(--grad);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.section-label {
    display: inline-block;
    padding: .3rem .9rem;
    background: rgba(168,85,247,.12);
    border: 1px solid rgba(168,85,247,.25);
    border-radius: 99px;
    font-size: .78rem;
    font-weight: 600;
    color: var(--purple);
    text-transform: uppercase;
    letter-spacing: .08em;
    margin-bottom: .75rem;
}

/* PILLS */
.pill {
    display: inline-block;
    padding: .2rem .65rem;
    border-radius: 6px;
    font-weight: 700;
    font-size: .85rem;
}

.pill-purple { background: rgba(168,85,247,.15); color: var(--purple); }
.pill-rose   { background: rgba(244,63,94,.15);  color: var(--rose); }
.pill-amber  { background: rgba(245,158,11,.15); color: var(--amber); }
.pill-blue   { background:#dbeafe; color:#1d4ed8; }
.pill-green  { background: rgba(16,185,129,.15); color: var(--green); }

/* TAGS NIVEAU */
.tag-niveau {
    display: inline-block;
    padding: .15rem .55rem;
    border-radius: 5px;
    font-size: .72rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .05em;
}

.tag-debutant     { background: rgba(16,185,129,.15);  color: var(--green); }
.tag-inter        { background: rgba(245,158,11,.15);  color: var(--amber); }
.tag-intermediaire { background: rgba(245,158,11,.15); color: var(--amber); }
.tag-avance       { background: rgba(244,63,94,.15);   color: var(--rose); }

.tag-duree {
    font-size: .75rem;
    color: var(--text-3);
}

.tag-cat {
    display: inline-block;
    padding: .15rem .55rem;
    border-radius: 5px;
    font-size: .72rem;
    font-weight: 600;
    background: rgba(255,255,255,.06);
    color: var(--text-2);
}

/* =============================================
   FOOTER
   ============================================= */
.footer {
    border-top: 1px solid var(--border);
    padding: 2rem 0;
    margin-top: 2rem;
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.footer-logo {
    font-size: 1.1rem;
    font-weight: 800;
    display: flex;
    align-items: center;
    gap: .4rem;
}

.footer-inner p {
    font-size: .85rem;
    color: var(--text-3);
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    font-size: .85rem;
    color: var(--text-3);
    transition: var(--trans);
}

.footer-links a:hover { color: var(--text); }

/* =============================================
   TOAST
   ============================================= */
.toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 9999;
    padding: .85rem 1.25rem;
    background: var(--bg-3);
    border: 1px solid var(--border);
    border-radius: var(--radius-sm);
    color: var(--text);
    font-size: .9rem;
    font-weight: 600;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: .6rem;
    animation: toastIn .3s ease;
    max-width: 320px;
}

.toast.success { border-color: rgba(16,185,129,.3); }
.toast.error   { border-color: rgba(244,63,94,.3); }

@keyframes toastIn {
    from { opacity: 0; transform: translateY(12px); }
    to   { opacity: 1; transform: translateY(0); }
}

/* =============================================
   RESPONSIVE GLOBAL
   ============================================= */
@media (max-width: 768px) {
    .nav-links, .nav-cta, .nav-user { display: none; }
    .nav-burger { display: flex; }

    .footer-inner {
        flex-direction: column;
        text-align: center;
    }
}