/* ============================================================
   style.css — Community Service Hours Tracker
   ============================================================ */

/* ── Google Font (Inter) loaded via HTML <link> ── */
:root {
    --clr-bg:          #0f1117;
    --clr-bg-2:        #181c27;
    --clr-card:        rgba(255,255,255,0.04);
    --clr-card-border: rgba(255,255,255,0.10);
    --clr-primary:     #6366f1;   /* indigo */
    --clr-primary-dk:  #4f52d6;
    --clr-accent:      #22d3ee;   /* cyan */
    --clr-success:     #10b981;
    --clr-warning:     #f59e0b;
    --clr-danger:      #f43f5e;
    --clr-text:        #e2e8f0;
    --clr-muted:       #8896ab;
    --radius:          14px;
    --shadow:          0 8px 32px rgba(0,0,0,.45);
    --transition:      .2s ease;
}

/* ── Base ── */
*, *::before, *::after { box-sizing: border-box; }

html, body {
    margin: 0;
    padding: 0;
    font-family: 'Inter', sans-serif;
    background: var(--clr-bg);
    color: var(--clr-text);
    min-height: 100vh;
}

a { color: var(--clr-accent); text-decoration: none; }
a:hover { color: #67e8f9; text-decoration: underline; }

/* ============================================================
   LOGIN PAGE
   ============================================================ */
.login-body {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background:
        radial-gradient(ellipse 80% 60% at 50% -10%, rgba(99,102,241,.35) 0%, transparent 70%),
        var(--clr-bg);
}

.login-wrapper {
    width: 100%;
    max-width: 430px;
    padding: 1rem;
}

.brand-icon {
    width: 64px;
    height: 64px;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
    border-radius: 18px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: #fff;
    box-shadow: 0 4px 24px rgba(99,102,241,.5);
    animation: float 3s ease-in-out infinite;
}

@keyframes float {
    0%, 100% { transform: translateY(0); }
    50%       { transform: translateY(-6px); }
}

.brand-title {
    font-size: 1.6rem;
    font-weight: 700;
    margin: 0;
    background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.brand-subtitle {
    color: var(--clr-muted);
    font-size: .85rem;
    margin: .25rem 0 0;
}

.login-card {
    background: var(--clr-card);
    border: 1px solid var(--clr-card-border);
    border-radius: var(--radius);
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow);
    color: var(--clr-text);
}

.login-card .card-title {
    font-size: 1.3rem;
    font-weight: 600;
    color: var(--clr-text);
}

/* ============================================================
   MAIN APP LAYOUT
   ============================================================ */
.app-navbar {
    background: rgba(15,17,23,.90) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--clr-card-border);
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-brand-custom {
    display: flex;
    align-items: center;
    gap: .6rem;
    font-weight: 700;
    font-size: 1.1rem;
    color: var(--clr-text) !important;
}

.navbar-brand-custom .brand-dot {
    width: 32px;
    height: 32px;
    border-radius: 8px;
    background: linear-gradient(135deg, var(--clr-primary), var(--clr-accent));
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 1rem;
    color: #fff;
}

.app-main {
    padding: 2rem 0 4rem;
}

/* ── Semester bar ── */
.semester-bar {
    background: var(--clr-card);
    border: 1px solid var(--clr-card-border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.semester-bar .semester-label {
    font-weight: 600;
    font-size: .85rem;
    color: var(--clr-muted);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-right: .5rem;
}

/* ── Summary cards ── */
.summary-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(170px, 1fr));
    gap: 1rem;
    margin-bottom: 1.75rem;
}

.stat-card {
    background: var(--clr-card);
    border: 1px solid var(--clr-card-border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: .25rem;
    transition: transform var(--transition), box-shadow var(--transition);
}

.stat-card:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 36px rgba(0,0,0,.5);
}

.stat-card .stat-label {
    font-size: .75rem;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--clr-muted);
}

.stat-card .stat-value {
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
    color: var(--clr-text);
}

.stat-card .stat-sub {
    font-size: .8rem;
    color: var(--clr-muted);
}

.stat-card.cs   .stat-value { color: var(--clr-primary); }
.stat-card.ex   .stat-value { color: var(--clr-accent); }
.stat-card.rem  .stat-value { color: var(--clr-warning); }
.stat-card.done .stat-value { color: var(--clr-success); }

/* Progress bar */
.progress-panel {
    background: var(--clr-card);
    border: 1px solid var(--clr-card-border);
    border-radius: var(--radius);
    padding: 1.25rem 1.5rem;
    margin-bottom: 1.75rem;
}

.progress-panel .progress-title {
    font-size: .85rem;
    font-weight: 600;
    color: var(--clr-muted);
    text-transform: uppercase;
    letter-spacing: .06em;
    margin-bottom: .75rem;
}

.progress {
    height: 10px;
    background: rgba(255,255,255,.08);
    border-radius: 99px;
    overflow: visible;
}

.progress-bar {
    border-radius: 99px;
    transition: width .6s cubic-bezier(.4,0,.2,1);
}

.progress-bar.cs-bar {
    background: linear-gradient(90deg, var(--clr-primary), var(--clr-accent));
    box-shadow: 0 0 12px rgba(99,102,241,.6);
}

/* ── Section cards ── */
.section-card {
    background: var(--clr-card);
    border: 1px solid var(--clr-card-border);
    border-radius: var(--radius);
    overflow: hidden;
    margin-bottom: 1.5rem;
}

.section-card .section-header {
    padding: 1rem 1.5rem;
    border-bottom: 1px solid var(--clr-card-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: .5rem;
}

.section-card .section-title {
    font-size: 1rem;
    font-weight: 600;
    margin: 0;
    display: flex;
    align-items: center;
    gap: .5rem;
}

.section-card .section-body {
    padding: 1.25rem 1.5rem;
}

/* ── Forms ── */
.add-form {
    background: rgba(255,255,255,.03);
    border: 1px solid var(--clr-card-border);
    border-radius: 10px;
    padding: 1rem 1.25rem;
    margin-bottom: 1.25rem;
}

/* ── Tables ── */
.table-dark-custom {
    --bs-table-color: var(--clr-text);
    --bs-table-bg: transparent;
    --bs-table-border-color: rgba(255,255,255,.05);
    --bs-table-striped-bg: rgba(255,255,255,.03);
    --bs-table-striped-color: var(--clr-text);
    --bs-table-active-bg: rgba(255,255,255,.06);
    --bs-table-active-color: var(--clr-text);
    --bs-table-hover-bg: rgba(255,255,255,.06);
    --bs-table-hover-color: var(--clr-text);
    color: var(--clr-text);
    font-size: .88rem;
}

.table-dark-custom thead th {
    font-size: .72rem;
    text-transform: uppercase;
    letter-spacing: .07em;
    color: var(--clr-muted);
    border-bottom: 1px solid var(--clr-card-border);
    padding: .6rem .85rem;
    font-weight: 600;
}

.table-dark-custom tbody td,
.table-dark-custom tfoot td {
    color: var(--clr-text);
    border-color: rgba(255,255,255,.05);
    padding: .65rem .85rem;
    vertical-align: middle;
}

.table-dark-custom .text-muted {
    color: var(--clr-muted) !important;
}

.text-muted {
    color: var(--clr-muted) !important;
}

.table-dark-custom .hours-badge {
    display: inline-block;
    background: rgba(99,102,241,.18);
    color: var(--clr-primary);
    font-weight: 600;
    border-radius: 6px;
    padding: .15rem .55rem;
    font-size: .82rem;
}

.table-dark-custom .hours-badge.ex {
    background: rgba(34,211,238,.15);
    color: var(--clr-accent);
}

.empty-state {
    text-align: center;
    padding: 2rem;
    color: var(--clr-muted);
}

.empty-state i {
    font-size: 2.5rem;
    display: block;
    margin-bottom: .5rem;
    opacity: .5;
}

/* ── Buttons ── */
.btn-primary {
    background: linear-gradient(135deg, var(--clr-primary), #818cf8);
    border: none;
    font-weight: 600;
    box-shadow: 0 4px 14px rgba(99,102,241,.4);
    transition: transform var(--transition), box-shadow var(--transition);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 20px rgba(99,102,241,.55);
    background: linear-gradient(135deg, var(--clr-primary-dk), var(--clr-primary));
}

.btn-outline-secondary {
    border-color: var(--clr-card-border);
    color: var(--clr-muted);
}
.btn-outline-secondary:hover {
    background: rgba(255,255,255,.08);
    color: var(--clr-text);
    border-color: var(--clr-muted);
}

.btn-icon {
    width: 28px;
    height: 28px;
    padding: 0;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
    background: rgba(244,63,94,.12);
    border: 1px solid rgba(244,63,94,.25);
    color: var(--clr-danger);
    transition: background var(--transition), transform var(--transition);
}

.btn-icon:hover {
    background: rgba(244,63,94,.25);
    transform: scale(1.1);
    color: var(--clr-danger);
}

/* ── Form controls ── */
.form-control, .form-select {
    background: rgba(255,255,255,.06);
    border: 1px solid var(--clr-card-border);
    color: var(--clr-text);
    border-radius: 8px;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-control:focus, .form-select:focus {
    background: rgba(255,255,255,.09);
    border-color: var(--clr-primary);
    color: var(--clr-text);
    box-shadow: 0 0 0 3px rgba(99,102,241,.25);
}

.form-control::placeholder { color: var(--clr-muted); }

.form-select option { background: #1e2235; }

.form-label {
    font-size: .8rem;
    font-weight: 600;
    color: var(--clr-muted);
    text-transform: uppercase;
    letter-spacing: .05em;
    margin-bottom: .35rem;
}

.input-group-text {
    background: rgba(255,255,255,.05);
    border-color: var(--clr-card-border);
    color: var(--clr-muted);
}

/* ── Login tabs ── */
.login-tabs {
    display: flex;
    background: rgba(255,255,255,.04);
    border: 1px solid var(--clr-card-border);
    border-bottom: none;
    border-radius: var(--radius) var(--radius) 0 0;
    overflow: hidden;
}

.login-tab-btn {
    flex: 1;
    padding: .75rem 1rem;
    border: none;
    background: transparent;
    color: var(--clr-muted);
    font-family: 'Inter', sans-serif;
    font-size: .88rem;
    font-weight: 500;
    cursor: pointer;
    transition: background var(--transition), color var(--transition);
    border-bottom: 2px solid transparent;
}

.login-tab-btn:hover {
    background: rgba(255,255,255,.05);
    color: var(--clr-text);
}

.login-tab-btn.active {
    color: var(--clr-primary);
    background: rgba(99,102,241,.08);
    border-bottom-color: var(--clr-primary);
}

.login-card {
    border-top-left-radius: 0 !important;
    border-top-right-radius: 0 !important;
}

/* ── Alert overrides ── */
.alert-danger {
    background: rgba(244,63,94,.15);
    border-color: rgba(244,63,94,.35);
    color: #fca5a5;
}

.alert-success {
    background: rgba(16,185,129,.15);
    border-color: rgba(16,185,129,.35);
    color: #6ee7b7;
}

/* ── Modal overrides ── */
.modal-content {
    background: var(--clr-bg-2);
    border: 1px solid var(--clr-card-border);
    border-radius: var(--radius);
    color: var(--clr-text);
}

.modal-header {
    border-bottom: 1px solid var(--clr-card-border);
}

.modal-footer {
    border-top: 1px solid var(--clr-card-border);
}

.btn-close {
    filter: invert(1);
}

/* ── Toasts ── */
.toast-container {
    position: fixed;
    bottom: 1.5rem;
    right: 1.5rem;
    z-index: 9999;
}

.toast {
    background: var(--clr-bg-2);
    border: 1px solid var(--clr-card-border);
    color: var(--clr-text);
    backdrop-filter: blur(12px);
    min-width: 260px;
}

.toast .toast-body {
    font-size: .9rem;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: rgba(255,255,255,.15);
    border-radius: 99px;
}
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,.25); }

/* ── Responsive tweaks ── */
@media (max-width: 576px) {
    .stat-card { padding: 1rem; }
    .stat-card .stat-value { font-size: 1.6rem; }
    .section-card .section-body { padding: 1rem; }
}