/* =====================================================================
   EASY ONE ERP — Authentification Premium (Glassmorphism / Dark·Light)
   ===================================================================== */

:root {
    --eo-primary: #6366f1;
    --eo-primary-2: #8b5cf6;
    --eo-accent: #06b6d4;
    --eo-success: #10b981;
    --eo-danger: #ef4444;
    --eo-bg: #0b1020;
    --eo-glass: rgba(255, 255, 255, 0.08);
    --eo-glass-border: rgba(255, 255, 255, 0.18);
    --eo-text: #e8eaf2;
    --eo-text-muted: #9aa3b7;
    --eo-input-bg: rgba(255, 255, 255, 0.06);
    --eo-shadow: 0 20px 60px rgba(0, 0, 0, 0.45);
}

[data-theme="light"] {
    --eo-bg: #eef1f8;
    --eo-glass: rgba(255, 255, 255, 0.65);
    --eo-glass-border: rgba(255, 255, 255, 0.9);
    --eo-text: #1a2238;
    --eo-text-muted: #5b6478;
    --eo-input-bg: rgba(255, 255, 255, 0.75);
    --eo-shadow: 0 20px 60px rgba(80, 90, 130, 0.25);
}

* { box-sizing: border-box; }

body.eo-auth {
    margin: 0;
    min-height: 100vh;
    font-family: 'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
    color: var(--eo-text);
    background: var(--eo-bg);
    display: grid;
    place-items: center;
    overflow: hidden;
    position: relative;
}

/* Fond animé (orbes en dégradé) */
.eo-bg {
    position: fixed;
    inset: 0;
    z-index: 0;
    overflow: hidden;
}
.eo-bg::before,
.eo-bg::after {
    content: "";
    position: absolute;
    width: 60vmax;
    height: 60vmax;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.55;
    animation: eo-float 18s ease-in-out infinite;
}
.eo-bg::before {
    background: radial-gradient(circle at 30% 30%, var(--eo-primary), transparent 60%);
    top: -20vmax; left: -10vmax;
}
.eo-bg::after {
    background: radial-gradient(circle at 70% 70%, var(--eo-accent), transparent 60%);
    bottom: -25vmax; right: -10vmax;
    animation-delay: -9s;
}
.eo-bg .orb3 {
    position: absolute;
    width: 40vmax; height: 40vmax; border-radius: 50%;
    background: radial-gradient(circle, var(--eo-primary-2), transparent 60%);
    filter: blur(90px); opacity: 0.4;
    top: 40%; left: 50%; transform: translate(-50%, -50%);
    animation: eo-float 22s ease-in-out infinite reverse;
}

@keyframes eo-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    50%      { transform: translate(4vmax, -3vmax) scale(1.08); }
}

/* Carte en verre */
.eo-card {
    position: relative;
    z-index: 2;
    width: min(420px, 92vw);
    padding: 2.6rem 2.4rem;
    background: var(--eo-glass);
    border: 1px solid var(--eo-glass-border);
    border-radius: 22px;
    backdrop-filter: blur(22px) saturate(160%);
    -webkit-backdrop-filter: blur(22px) saturate(160%);
    box-shadow: var(--eo-shadow);
    animation: eo-rise 0.7s cubic-bezier(0.2, 0.8, 0.2, 1) both;
}

@keyframes eo-rise {
    from { opacity: 0; transform: translateY(24px) scale(0.98); }
    to   { opacity: 1; transform: translateY(0) scale(1); }
}

.eo-brand {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.35rem;
    margin-bottom: 1.8rem;
    text-align: center;
}
.eo-logo {
    width: 64px; height: 64px;
    display: grid; place-items: center;
    border-radius: 18px;
    background: linear-gradient(135deg, var(--eo-primary), var(--eo-primary-2));
    box-shadow: 0 10px 30px rgba(99, 102, 241, 0.5);
    font-weight: 800; font-size: 1.5rem; color: #fff;
    letter-spacing: -1px;
}
.eo-title { font-size: 1.4rem; font-weight: 750; margin: 0.5rem 0 0; }
.eo-slogan { font-size: 0.85rem; color: var(--eo-text-muted); margin: 0; }

.eo-field { margin-bottom: 1.1rem; position: relative; }
.eo-label { display: block; font-size: 0.78rem; font-weight: 600; margin-bottom: 0.4rem; color: var(--eo-text-muted); }
.eo-input {
    width: 100%;
    padding: 0.85rem 1rem 0.85rem 2.7rem;
    background: var(--eo-input-bg);
    border: 1px solid var(--eo-glass-border);
    border-radius: 12px;
    color: var(--eo-text);
    font-size: 0.95rem;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.eo-input:focus {
    outline: none;
    border-color: var(--eo-primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.25);
}
.eo-input::placeholder { color: var(--eo-text-muted); opacity: 0.7; }
.eo-field .eo-icon {
    position: absolute; left: 0.9rem; top: 2.15rem;
    color: var(--eo-text-muted); pointer-events: none;
}
.eo-toggle-pass {
    position: absolute; right: 0.8rem; top: 2rem;
    background: none; border: none; cursor: pointer;
    color: var(--eo-text-muted); padding: 0.25rem;
}

.eo-row { display: flex; align-items: center; justify-content: space-between; margin-bottom: 1.3rem; font-size: 0.82rem; }
.eo-check { display: flex; align-items: center; gap: 0.4rem; color: var(--eo-text-muted); cursor: pointer; }
.eo-link { color: var(--eo-primary); text-decoration: none; font-weight: 600; }
.eo-link:hover { text-decoration: underline; }

.eo-btn {
    width: 100%;
    padding: 0.95rem;
    border: none;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--eo-primary), var(--eo-primary-2));
    color: #fff;
    font-size: 0.98rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.15s, box-shadow 0.2s, filter 0.2s;
    box-shadow: 0 10px 26px rgba(99, 102, 241, 0.45);
}
.eo-btn:hover { transform: translateY(-2px); filter: brightness(1.06); }
.eo-btn:active { transform: translateY(0); }
.eo-btn:disabled { opacity: 0.7; cursor: not-allowed; }

.eo-alert {
    padding: 0.75rem 1rem;
    border-radius: 10px;
    font-size: 0.85rem;
    margin-bottom: 1.2rem;
    border: 1px solid transparent;
}
.eo-alert-error { background: rgba(239, 68, 68, 0.14); border-color: rgba(239, 68, 68, 0.4); color: #fecaca; }
.eo-alert-success { background: rgba(16, 185, 129, 0.14); border-color: rgba(16, 185, 129, 0.4); color: #a7f3d0; }
[data-theme="light"] .eo-alert-error { color: #b91c1c; }
[data-theme="light"] .eo-alert-success { color: #047857; }

.eo-theme-toggle {
    position: fixed; top: 1.2rem; right: 1.2rem; z-index: 5;
    width: 44px; height: 44px; border-radius: 50%;
    border: 1px solid var(--eo-glass-border);
    background: var(--eo-glass);
    backdrop-filter: blur(12px);
    color: var(--eo-text); cursor: pointer;
    display: grid; place-items: center;
    transition: transform 0.2s;
}
.eo-theme-toggle:hover { transform: rotate(20deg) scale(1.08); }

.eo-footer { text-align: center; margin-top: 1.6rem; font-size: 0.75rem; color: var(--eo-text-muted); }

/* Code OTP 2FA */
.eo-otp { display: flex; gap: 0.6rem; justify-content: center; margin: 1.4rem 0; }
.eo-otp input {
    width: 48px; height: 58px; text-align: center;
    font-size: 1.4rem; font-weight: 700;
    background: var(--eo-input-bg);
    border: 1px solid var(--eo-glass-border);
    border-radius: 12px; color: var(--eo-text);
}
.eo-otp input:focus { outline: none; border-color: var(--eo-primary); box-shadow: 0 0 0 3px rgba(99,102,241,0.25); }