@import url('https://fonts.googleapis.com/css2?family=Plus+Jakarta+Sans:wght@300;400;500;600;700;800&display=swap');

/* ═══════════════════════════════════════════════════
   VARIABLES & BASE
═══════════════════════════════════════════════════ */
:root {
    --primary:       #6366f1;
    --secondary:     #a855f7;
    --indigo:        #4F46E5;
    --indigo-2:      #6366F1;
    --indigo-light:  #EEF2FF;
    --indigo-glow:   rgba(79, 70, 229, 0.15);
    --purple:        #9333EA;
    --green:         #10B981;

    /* ── BRAND (utilisé dans avis.css, dashboard, etc.) ── */
    --brand-1:       #6366f1;
    --brand-2:       #a855f7;

    --bg-main:       #F8FAFC;
    --surface:       #ffffff;
    --surface-2:     #F1F5F9;
    --card-bg:       #FFFFFF;
    --card-border:   #E2E8F0;
    --glass-bg:      rgba(255, 255, 255, 0.75);
    --glass-border:  rgba(255, 255, 255, 0.8);

    --border:        #e2e8f0;
    --text-1:        #0f172a;
    --text-2:        #64748b;
    --text:          #0F172A;
    --text-primary:  #0f172a;
    --text-secondary:#64748b;
    --muted:         #64748B;
    --muted-2:       #94A3B8;

    --nav-bg:        rgba(255, 255, 255, 0.75);
    --card-shadow:   0 1px 3px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.06);
    --shadow:        0 1px 3px rgba(0,0,0,0.04), 0 4px 16px rgba(0,0,0,0.06);

    --mesh-1:        rgba(99, 102, 241, 0.1);
    --mesh-2:        rgba(168, 85, 247, 0.1);
    --mesh-3:        rgba(99, 102, 241, 0.08);
    --blob-1:        rgba(226, 232, 240, 0.4);
    --blob-2:        rgba(221, 214, 254, 0.4);
    --glow-color:    rgba(99, 102, 241, 0.08);
}

body.dark-theme {
    --primary:       #6366f1;
    --indigo:        #6366F1;
    --indigo-light:  #1E1B4B;

    /* ── BRAND dark ── */
    --brand-1:       #6366f1;
    --brand-2:       #a855f7;

    --bg-main:       #0f172a;
    --surface:       #1e293b;
    --surface-2:     #0F172A;
    --card-bg:       #1E293B;
    --card-border:   #334155;
    --glass-bg:      rgba(30, 41, 59, 0.75);
    --glass-border:  rgba(51, 65, 85, 0.8);

    --border:        #334155;
    --text-1:        #f1f5f9;
    --text-2:        #94a3b8;
    --text:          #F1F5F9;
    --text-primary:  #f1f5f9;
    --text-secondary:#94a3b8;
    --muted:         #64748B;
    --muted-2:       #475569;

    --nav-bg:        rgba(30, 41, 59, 0.75);
    --card-shadow:   0 1px 3px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.3);
    --shadow:        0 1px 3px rgba(0,0,0,0.3), 0 8px 24px rgba(0,0,0,0.3);

    --mesh-1:        rgba(99, 102, 241, 0.15);
    --mesh-2:        rgba(168, 85, 247, 0.15);
    --mesh-3:        rgba(99, 102, 241, 0.1);
    --blob-1:        rgba(99, 102, 241, 0.15);
    --blob-2:        rgba(168, 85, 247, 0.15);
    --glow-color:    rgba(99, 102, 241, 0.15);
}

*, *::before, *::after { box-sizing: border-box; margin: 0; }
html { overflow-x: hidden; }
body {
    font-family: 'Plus Jakarta Sans', sans-serif;
    background-color: var(--bg-main);
    color: var(--text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
    -webkit-font-smoothing: antialiased;
}

/* ═══════════════════════════════════════════════════
   DARK MODE — TAILWIND OVERRIDES
═══════════════════════════════════════════════════ */
body.dark-theme                              { background-color: #0f172a !important; }
body.dark-theme .text-slate-900,
body.dark-theme .text-slate-800             { color: #f1f5f9 !important; }
body.dark-theme .text-slate-700             { color: #e2e8f0 !important; }
body.dark-theme .text-slate-600             { color: #cbd5e1 !important; }
body.dark-theme .text-slate-500             { color: #94a3b8 !important; }
body.dark-theme .text-slate-400             { color: #64748b !important; }
body.dark-theme .text-slate-300             { color: #475569 !important; }

body.dark-theme .bg-white                   { background-color: #1e293b !important; }
body.dark-theme .bg-white\/50               { background-color: rgba(30, 41, 59, 0.5) !important; }
body.dark-theme .bg-white\/80               { background-color: rgba(30, 41, 59, 0.8) !important; }
body.dark-theme .bg-slate-50                { background-color: #334155 !important; }
body.dark-theme .bg-slate-100               { background-color: #475569 !important; }
body.dark-theme .bg-indigo-50               { background-color: rgba(99, 102, 241, 0.1) !important; }
body.dark-theme .bg-indigo-50\/30           { background-color: rgba(99, 102, 241, 0.08) !important; }
body.dark-theme .bg-indigo-100              { background-color: rgba(99, 102, 241, 0.15) !important; }
body.dark-theme .bg-purple-50               { background-color: rgba(168, 85, 247, 0.15) !important; }
body.dark-theme .bg-emerald-50              { background-color: rgba(16, 185, 129, 0.1) !important; }
body.dark-theme .bg-green-50                { background-color: rgba(34, 197, 94, 0.1) !important; }
body.dark-theme .bg-green-100               { background-color: rgba(34, 197, 94, 0.15) !important; }
body.dark-theme .bg-amber-50                { background-color: rgba(245, 158, 11, 0.1) !important; }
body.dark-theme .bg-blue-50                 { background-color: rgba(59, 130, 246, 0.15) !important; }
body.dark-theme .bg-sky-50                  { background-color: rgba(14, 165, 233, 0.1) !important; }
body.dark-theme .bg-rose-50                 { background-color: rgba(244, 63, 94, 0.1) !important; }

body.dark-theme .border-slate-200,
body.dark-theme .border-slate-100           { border-color: #334155 !important; }
body.dark-theme .border-slate-50            { border-color: #334155 !important; }
body.dark-theme .border-slate-200\/40       { border-color: rgba(51, 65, 85, 0.4) !important; }
body.dark-theme .border-slate-200\/50       { border-color: rgba(51, 65, 85, 0.5) !important; }
body.dark-theme .border-indigo-100          { border-color: rgba(99, 102, 241, 0.2) !important; }
body.dark-theme .border-indigo-200          { border-color: rgba(99, 102, 241, 0.3) !important; }
body.dark-theme .border-amber-100           { border-color: rgba(251, 191, 36, 0.2) !important; }
body.dark-theme .border-emerald-100         { border-color: rgba(16, 185, 129, 0.2) !important; }

body.dark-theme .shadow-lg,
body.dark-theme .shadow-xl                  { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.4) !important; }
body.dark-theme .shadow-2xl                 { box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5) !important; }
body.dark-theme .shadow-slate-200           { box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.3) !important; }
body.dark-theme .shadow-indigo-200          { box-shadow: 0 10px 15px -3px rgba(99, 102, 241, 0.3) !important; }

body.dark-theme .text-indigo-700            { color: #818cf8 !important; }
body.dark-theme .text-indigo-600            { color: #818cf8 !important; }
body.dark-theme .text-amber-700             { color: #fbbf24 !important; }
body.dark-theme .text-green-700             { color: #4ade80 !important; }
body.dark-theme .text-purple-700            { color: #c084fc !important; }
body.dark-theme .text-sky-700               { color: #38bdf8 !important; }

/* ═══════════════════════════════════════════════════
   NAVIGATION
═══════════════════════════════════════════════════ */
.glass-nav {
    backdrop-filter: blur(14px);
    background-color: var(--nav-bg);
    transition: all 0.3s ease;
}
body.dark-theme .glass-nav         { border-color: #334155; }
.glass-nav.scrolled                { box-shadow: 0 4px 24px rgba(0,0,0,0.06); }

.nav-link {
    font-weight: 600; font-size: 13px; text-transform: uppercase;
    letter-spacing: 0.1em; color: var(--muted); text-decoration: none;
    position: relative; transition: color 0.2s;
}
.nav-link::after {
    content: ''; position: absolute; bottom: -4px; left: 0;
    width: 0; height: 2px; background: var(--indigo); transition: width 0.25s ease;
}
.nav-link:hover              { color: var(--indigo); }
.nav-link:hover::after,
.nav-link.active::after      { width: 100%; }
.nav-link.active             { color: var(--indigo); }

/* Nav user dropdown */
.nav-user-dropdown            { position: relative; }
.nav-user-trigger {
    display: flex; align-items: center; gap: 8px; cursor: pointer;
    padding: 4px 10px 4px 4px; border-radius: 99px;
    border: 1.5px solid var(--card-border); background: var(--card-bg);
    transition: border-color 0.2s, box-shadow 0.2s;
}
.nav-user-trigger:hover      { border-color: var(--indigo); box-shadow: 0 0 0 3px var(--indigo-glow); }
.nav-user-trigger .nav-avatar {
    width: 28px; height: 28px; border-radius: 50%; overflow: hidden;
    background: var(--indigo-light); display: flex; align-items: center;
    justify-content: center; color: var(--indigo); font-weight: 800; font-size: 11px;
}
.nav-user-trigger .nav-avatar img      { width: 100%; height: 100%; object-fit: cover; }
.nav-user-trigger .nav-user-name       { font-size: 12px; font-weight: 700; color: var(--text); max-width: 80px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.nav-user-trigger .nav-caret           { font-size: 8px; color: var(--muted); transition: transform 0.2s; }
.nav-user-trigger.open .nav-caret      { transform: rotate(180deg); }

.nav-dropdown-menu {
    position: absolute; top: calc(100% + 10px); right: 0; min-width: 200px;
    background: var(--card-bg); border: 1px solid var(--card-border);
    border-radius: 1.25rem; box-shadow: 0 16px 48px rgba(0,0,0,0.12);
    padding: 8px; z-index: 200;
    opacity: 0; pointer-events: none; transform: translateY(8px) scale(0.97);
    transition: opacity 0.22s ease, transform 0.22s cubic-bezier(0.34,1.15,0.64,1);
}
.nav-dropdown-menu.open              { opacity: 1; pointer-events: all; transform: translateY(0) scale(1); }

.dropdown-item {
    display: flex; align-items: center; gap: 10px; padding: 10px 12px;
    border-radius: 10px; font-size: 13px; font-weight: 600; color: var(--text);
    cursor: pointer; transition: background 0.15s; text-decoration: none;
    border: none; background: none; width: 100%; text-align: left;
}
.dropdown-item:hover                 { background: var(--surface-2); }
body.dark-theme .dropdown-item:hover { background: rgba(255,255,255,0.05); }
.dropdown-item i                     { width: 16px; text-align: center; color: var(--muted); font-size: 12px; }
.dropdown-item.danger                { color: #DC2626; }
.dropdown-item.danger i              { color: #DC2626; }
.dropdown-item.danger:hover          { background: rgba(220,38,38,0.06); }
.dropdown-divider                    { height: 1px; background: var(--card-border); margin: 4px 0; }

/* ═══════════════════════════════════════════════════
   MOBILE MENU
═══════════════════════════════════════════════════ */
#mobileMenu {
    transform: translateX(100%);
    transition: transform 0.3s ease;
}
#mobileMenu.open                     { transform: translateX(0); }
body.dark-theme #mobileMenu          { background-color: #1e293b !important; border-color: #334155; }
body.dark-theme #mobileMenu span,
body.dark-theme #mobileMenu .text-slate-800 { color: #f1f5f9 !important; }
body.dark-theme #mobileMenu a.text-slate-700 { color: #cbd5e1 !important; }

/* ═══════════════════════════════════════════════════
   SCROLL PROGRESS
═══════════════════════════════════════════════════ */
#scroll-progress {
    position: fixed; top: 0; left: 0; width: 0%; height: 3px;
    background: linear-gradient(90deg, #4f46e5, #9333ea);
    z-index: 9999; transition: width 0.1s ease;
}

/* ═══════════════════════════════════════════════════
   SCROLL TO TOP
═══════════════════════════════════════════════════ */
#scrollToTop {
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s ease;
}
#scrollToTop.visible                 { opacity: 1; pointer-events: all; }
#scrollToTop:hover                   { transform: scale(1.1); }

/* ═══════════════════════════════════════════════════
   FADE IN
═══════════════════════════════════════════════════ */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}
.fade-in.visible                     { opacity: 1; transform: translateY(0); }

/* ═══════════════════════════════════════════════════
   UTILITIES COMMUNES
═══════════════════════════════════════════════════ */
.gradient-text {
    background: linear-gradient(135deg, #4f46e5 0%, #9333ea 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Gradient brand — boutons, badges, icônes */
.gradient-brand {
    background: linear-gradient(135deg, var(--brand-1) 0%, var(--brand-2) 100%);
}

/* Text brand */
.text-brand {
    background: linear-gradient(135deg, var(--brand-1), var(--brand-2));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.glass-card {
    backdrop-filter: blur(14px);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    transition: all 0.3s ease;
}
body.dark-theme .glass-card          { background-color: var(--glass-bg) !important; border-color: var(--glass-border) !important; }

.delta-logo                          { width: 40px; height: 40px; flex-shrink: 0; }
.delta-logo svg                      { width: 100%; height: 100%; filter: drop-shadow(0 2px 8px rgba(99,102,241,0.35)); }

/* link hover underline */
.link-hover                          { position: relative; }
.link-hover::after {
    content: ''; position: absolute; bottom: -2px; left: 0;
    width: 0; height: 2px; background: #4f46e5; transition: width 0.3s ease;
}
.link-hover:hover::after             { width: 100%; }

/* Toast */
#toast {
    position: fixed; bottom: 28px; left: 50%;
    transform: translateX(-50%) translateY(80px) scale(0.96);
    z-index: 9999; opacity: 0;
    transition: transform 0.32s cubic-bezier(0.34,1.2,0.64,1), opacity 0.25s;
    white-space: nowrap;
}
#toast.show                          { transform: translateX(-50%) translateY(0) scale(1); opacity: 1; }
body.dark-theme #toast               { background: #1E293B; color: #F1F5F9; border-color: #334155; }

/* Login modal */
#loginModal                          { opacity: 0; pointer-events: none; transition: opacity 0.28s ease; }
#loginModal.open                     { opacity: 1; pointer-events: all; }
#loginModal .modal-panel             { transform: scale(0.95) translateY(20px); transition: transform 0.32s cubic-bezier(0.34,1.1,0.64,1); }
#loginModal.open .modal-panel        { transform: scale(1) translateY(0); }

/* Scrollbar */
::-webkit-scrollbar                  { width: 6px; }
::-webkit-scrollbar-thumb            { background: #e2e8f0; border-radius: 10px; }
::-webkit-scrollbar-thumb:hover      { background: #6366f1; }
body.dark-theme ::-webkit-scrollbar-thumb       { background: #475569; }
body.dark-theme ::-webkit-scrollbar-thumb:hover { background: #6366f1; }

/* Hero blobs */
.hero-glow {
    position: absolute; width: 600px; height: 600px;
    background: radial-gradient(circle, var(--glow-color) 0%, transparent 70%);
    top: -100px; left: 50%; transform: translateX(-50%);
    pointer-events: none;
}
.blob-1                              { background: var(--blob-1); transition: background 0.3s ease; }
.blob-2                              { background: var(--blob-2); transition: background 0.3s ease; }

/* Mesh background */
.bg-mesh {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    z-index: -1; background-color: var(--bg-main);
    background-image:
        radial-gradient(at 0% 0%,    var(--mesh-1) 0px, transparent 50%),
        radial-gradient(at 100% 0%,  var(--mesh-2) 0px, transparent 50%),
        radial-gradient(at 50% 100%, var(--mesh-3) 0px, transparent 50%);
    transition: all 0.3s ease;
}

/* Animations */
@keyframes fadeInUp   { from { opacity: 0; transform: translateY(20px); } to { opacity: 1; transform: translateY(0); } }
@keyframes float-slow { 0%, 100% { transform: translate(0, 0) rotate(0deg); } 50% { transform: translate(-10px, -20px) rotate(2deg); } }
@keyframes float      { 0%, 100% { transform: translateY(0px) rotate(0deg); } 50% { transform: translateY(-20px) rotate(5deg); } }
.reveal                              { animation: fadeInUp 0.6s ease-out forwards; }
.animate-float                       { animation: float-slow 8s ease-in-out infinite; }
.float-anim                          { animation: float 8s ease-in-out infinite; }