:root {
    --c-primary: #0f766e;
    --c-primary-light: #14b8a6;
    --c-primary-dark: #0d5d56;
    --c-accent: #0d9488;
    --c-surface: #ffffff;
    --c-border: #e2e8f0;
    --c-text: #0f172a;
    --c-text-2: #334155;
    --c-text-muted: #64748b;
    --c-error: #dc2626;
    --c-error-soft: #fef2f2;
    --font: 'Plus Jakarta Sans', 'Noto Sans SC', -apple-system, sans-serif;
}
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition-duration: 0.01ms !important; animation-duration: 0.01ms !important; }
}
* { margin: 0; padding: 0; box-sizing: border-box; }
body {
    font-family: var(--font);
    min-height: 100vh;
    display: flex;
    -webkit-font-smoothing: antialiased;
}
/* Left decorative panel */
.login-panel-left {
    display: none;
    flex: 1;
    background: #0f766e;
    position: relative;
    overflow: hidden;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    padding: 60px;
    gap: 24px;
}
@media (min-width: 900px) {
    .login-panel-left { display: flex; }
}
.login-panel-left::before {
    content: '';
    position: absolute;
    width: 500px; height: 500px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    top: -150px; right: -150px;
}
.login-panel-left::after {
    content: '';
    position: absolute;
    width: 300px; height: 300px;
    border-radius: 50%;
    background: rgba(255,255,255,0.04);
    bottom: -80px; left: -80px;
}
.login-brand {
    position: relative;
    z-index: 1;
    text-align: center;
    color: white;
}
.login-brand-icon {
    width: 80px; height: 80px;
    border-radius: 22px;
    background: rgba(255,255,255,0.15);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.2);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 8px 32px rgba(0,0,0,0.2);
}
.login-brand h2 {
    font-size: 28px; font-weight: 800;
    letter-spacing: -0.03em;
    margin-bottom: 10px;
    text-shadow: 0 2px 8px rgba(0,0,0,0.2);
}
.login-brand p {
    font-size: 16px;
    opacity: 0.75;
    font-weight: 400;
    line-height: 1.6;
}
.login-features {
    position: relative;
    z-index: 1;
    display: flex;
    flex-direction: column;
    gap: 14px;
    width: 100%;
    max-width: 280px;
}
.login-feature {
    display: flex; align-items: center; gap: 14px;
    background: rgba(255,255,255,0.08);
    border: 1px solid rgba(255,255,255,0.12);
    border-radius: 12px;
    padding: 14px 18px;
    color: rgba(255,255,255,0.9);
    font-size: 14px; font-weight: 500;
}
.login-feature-dot {
    width: 8px; height: 8px;
    border-radius: 50%;
    background: #5eead4;
    flex-shrink: 0;
}
/* Right form panel */
.login-panel-right {
    width: 100%;
    max-width: 480px;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 40px 32px;
    background: var(--c-surface);
}
@media (max-width: 899px) {
    .login-panel-right {
        max-width: 100%;
        background: #f1f5f9;
    }
}
.login-form-wrap {
    width: 100%;
    max-width: 360px;
}
.login-logo-badge {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #f0fdf9;
    border: 1px solid #99f6e4;
    border-radius: 100px;
    padding: 6px 14px 6px 8px;
    margin-bottom: 32px;
}
.login-logo-badge-icon {
    width: 28px; height: 28px;
    border-radius: 50%;
    background: var(--c-primary);
    display: flex; align-items: center; justify-content: center;
}
.login-logo-badge span {
    font-size: 13px; font-weight: 600;
    color: var(--c-primary-dark);
}
.login-form-wrap h1 {
    font-size: 26px; font-weight: 800;
    color: var(--c-text);
    letter-spacing: -0.03em;
    margin-bottom: 8px;
}
.login-form-wrap > p {
    color: var(--c-text-muted);
    font-size: 15px;
    margin-bottom: 36px;
    line-height: 1.6;
}
.form-field { margin-bottom: 20px; }
.form-field label {
    display: block;
    font-size: 13px; font-weight: 600;
    color: var(--c-text-2);
    margin-bottom: 8px;
    letter-spacing: 0.01em;
}
.input-wrap { position: relative; }
.input-wrap input {
    width: 100%;
    padding: 13px 48px 13px 16px;
    border: 1.5px solid var(--c-border);
    border-radius: 10px;
    font-size: 15px;
    font-family: var(--font);
    color: var(--c-text);
    background: var(--c-surface);
    transition: border-color 200ms, box-shadow 200ms;
    -webkit-appearance: none;
}
.input-wrap input:focus {
    outline: none;
    border-color: var(--c-accent);
    box-shadow: 0 0 0 3px rgba(13,148,136,0.15);
}
.input-wrap input::placeholder { color: #94a3b8; }
.input-icon {
    position: absolute; right: 14px; top: 50%;
    transform: translateY(-50%);
    color: #94a3b8; pointer-events: none;
}
.error-alert {
    display: flex; align-items: center; gap: 10px;
    background: var(--c-error-soft);
    border: 1px solid #fecaca;
    color: var(--c-error);
    padding: 12px 16px;
    border-radius: 10px;
    margin-bottom: 20px;
    font-size: 14px; font-weight: 500;
}
.submit-btn {
    width: 100%;
    padding: 14px 24px;
    background: var(--c-primary);
    color: white;
    border: none;
    border-radius: 10px;
    font-size: 15px; font-weight: 600;
    font-family: var(--font);
    cursor: pointer;
    display: flex; align-items: center; justify-content: center; gap: 8px;
    transition: opacity 200ms, box-shadow 200ms, transform 150ms;
    box-shadow: 0 4px 16px rgba(15,118,110,0.3);
    margin-top: 8px;
}
.submit-btn:hover {
    opacity: 0.92;
    box-shadow: 0 6px 20px rgba(15,118,110,0.4);
    transform: translateY(-1px);
}
.submit-btn:active { transform: translateY(0); }
.submit-btn:focus-visible {
    outline: none;
    box-shadow: 0 0 0 3px rgba(13,148,136,0.3);
}
.login-footer {
    margin-top: 28px;
    text-align: center;
    font-size: 12px;
    color: var(--c-text-muted);
}