@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Playfair+Display:wght@700&display=swap');

:root { --verde-escuro: #2d4a29; --verde: #4e6e45; --fundo: #eeebe3; --borda: #ddd9cf; --texto: #1a2e18; }
* { box-sizing: border-box; }
body { margin: 0; min-height: 100vh; display: grid; place-items: center; padding: 24px; background: linear-gradient(135deg, #dfead9 0%, #f5f2eb 100%); color: var(--texto); font-family: 'Inter', sans-serif; }
.auth-card { width: min(100%, 460px); padding: 36px; background: #fff; border: 1px solid var(--borda); border-radius: 16px; box-shadow: 0 16px 40px rgba(45, 74, 41, .12); }
.auth-brand { display: inline-flex; align-items: center; gap: 10px; margin-bottom: 26px; color: var(--verde-escuro); font-family: 'Playfair Display', Georgia, serif; font-size: 22px; }
.auth-brand i { color: var(--verde); font-size: 28px; }
h1 { margin: 0 0 8px; font-family: 'Playfair Display', Georgia, serif; font-size: 32px; }
.auth-intro { margin: 0 0 24px; color: #4a5e47; }
.form-grid { display: grid; gap: 16px; }
label { display: grid; gap: 6px; font-size: 13px; font-weight: 600; }
input { width: 100%; padding: 12px 14px; border: 1px solid var(--borda); border-radius: 8px; font: inherit; color: var(--texto); }
input:focus { outline: 3px solid rgba(78, 110, 69, .16); border-color: var(--verde); }
.password-field { position: relative; display: block; }
.password-field input { padding-right: 46px; }
.password-toggle { position: absolute; top: 50%; right: 6px; transform: translateY(-50%); width: 36px; height: 36px; padding: 0; border: 0; background: transparent; color: #6b7e68; }
.password-toggle:hover { background: #edf4e8; color: var(--verde-escuro); }
.password-toggle:focus-visible { outline: 3px solid rgba(78, 110, 69, .22); }
button, .auth-link { display: inline-flex; justify-content: center; align-items: center; width: 100%; padding: 12px 16px; border: 0; border-radius: 8px; background: var(--verde); color: #fff; font: 600 14px 'Inter', sans-serif; text-decoration: none; cursor: pointer; }
button:hover, .auth-link:hover { background: var(--verde-escuro); }
.google-link { margin-top: 10px; background: #fff; color: var(--texto); border: 1px solid var(--borda); }
.google-link:hover { background: #f7f7f7; color: var(--texto); }
.alert { margin-bottom: 18px; padding: 12px 14px; border-radius: 8px; background: #fbe5e2; color: #8e2e25; font-size: 14px; }
.auth-footer { margin-top: 20px; text-align: center; color: #4a5e47; font-size: 14px; }
.auth-footer a { color: var(--verde-escuro); font-weight: 700; }
.profile-card { width: min(100%, 820px); padding: 36px; background: rgba(255,255,255,0.96); border: 1px solid var(--borda); border-radius: 24px; box-shadow: 0 18px 42px rgba(45, 74, 41, 0.12); }
.profile-header { display: flex; align-items: center; justify-content: space-between; gap: 20px; margin-bottom: 12px; }
.profile-chip { display: inline-flex; align-items: center; gap: 8px; padding: 8px 12px; border-radius: 999px; background: #edf4e8; color: var(--verde-escuro); font-size: 12px; font-weight: 700; letter-spacing: 0.06em; text-transform: uppercase; }
.profile-tabs { display: flex; gap: 8px; margin: 24px 0 20px; padding: 8px; background: #f5f4f1; border: 1px solid var(--borda); border-radius: 14px; overflow-x: auto; }
.profile-tabs a { padding: 10px 14px; border-radius: 10px; color: #4a5e47; font-size: 14px; font-weight: 600; white-space: nowrap; }
.profile-tabs a:hover, .profile-tabs a.active { background: #e8f0e5; color: var(--verde-escuro); }
.success { margin-bottom: 18px; padding: 12px 14px; border-radius: 8px; background: #e4f2e1; color: var(--verde-escuro); font-size: 14px; }
.profile-form-grid { display: grid; grid-template-columns: repeat(2, minmax(180px, 1fr)); gap: 16px; }
.profile-form-grid .full { grid-column: 1 / -1; }
.course-list { display: grid; gap: 12px; }
.course-item { display: flex; align-items: center; justify-content: space-between; gap: 16px; padding: 16px 18px; border: 1px solid var(--borda); border-radius: 12px; background: linear-gradient(180deg, #ffffff, #f9f9f6); }
.course-item h2 { margin: 0 0 6px; font-size: 16px; }
.course-status { color: var(--verde); font-size: 12px; font-weight: 600; }
.empty-state { padding: 22px 14px; color: #4a5e47; text-align: center; border: 1px dashed var(--borda); border-radius: 12px; background: #f9f9f3; }
.icon-button { width: auto; padding: 8px 10px; border-radius: 10px; background: #fff3f2; color: #cf5a58; border: 1px solid rgba(207, 90, 88, 0.2); }
.icon-button:hover { background: #ffe7e5; color: #bb4a48; }
.profile-meta { display: flex; align-items: center; justify-content: space-between; gap: 12px; margin-bottom: 10px; }
.profile-mini-link { display: inline-flex; align-items: center; gap: 6px; }
@media (max-width: 640px) { .auth-card { padding: 26px 20px; } .profile-card { padding: 26px 20px; } .profile-form-grid { grid-template-columns: 1fr; } }
@media (max-width: 480px) { .auth-card { padding: 22px 18px; width: 100%; } .auth-brand { font-size: 18px; margin-bottom: 20px; } h1 { font-size: 26px; } .form-grid { gap: 14px; } label { font-size: 12px; } input { padding: 11px 12px; font-size: 16px; } button, .auth-link { padding: 11px 14px; font-size: 13px; } .auth-intro { font-size: 13px; margin-bottom: 20px; } .profile-card { padding: 20px 16px; width: 100%; } .profile-header { gap: 16px; margin-bottom: 24px; } .profile-tabs { gap: 4px; margin-bottom: 20px; } .profile-tabs a { padding: 10px 12px; font-size: 12px; } .profile-form-grid { gap: 14px; } .course-list { gap: 10px; } .course-item { flex-direction: column; align-items: flex-start; gap: 12px; } .course-item h2 { font-size: 14px; } }
@media (max-width: 640px) {
    body { padding: 12px; }
    .auth-card { border-radius: 14px; }
    .profile-header { align-items: flex-start; flex-direction: column; }
    .profile-meta { align-items: flex-start; flex-direction: column; }
    .profile-tabs { margin-left: -4px; margin-right: -4px; }
}