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

:root {
    --accent: #FFD166;
    --accent-dark: #E6B800;
    --muted: rgba(255,255,255,0.08);
    --background: #0b1220;
    --card-bg: rgba(0,0,0,0.7);
    --text-color: #F5F7FA;
    --border-color: rgba(255,255,255,0.06);
    --shadow: 0 6px 18px rgba(2,6,23,0.6);
}

body {
    font-family: 'Inter', sans-serif;
    background-color: var(--background);
    background-image: url('../static/bg.png');
    background-size: cover;
    background-attachment: fixed;
    color: var(--text-color);
    line-height: 1.6;
    margin: 0;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(8,10,16,0.5);
    pointer-events: none;
    z-index: -1;
}

h1, h2, h3 {
    color: var(--text-color);
}

header {
    background-color: var(--card-bg);
    color: var(--text-color);
    padding: 1rem 0 2rem 0;
    margin: 0;
    box-shadow: 0 2px 8px rgba(4, 163, 30, 0.164);
    width: 100%;
}


.header-inner h1 {
    display: block;
    margin: 0;
    font-size: 60px;
    font-weight: 600;
    color: #ffffff;
    text-align: left;
    line-height: 1.1; 
    font-family: 'Segoe UI', 'Helvetica Neue', -apple-system, sans-serif;
    letter-spacing: -0.5px;
    flex: 0 0 auto;
}

.header-tagline {
    margin: 0; 
    font-weight: 400; 
    opacity: 0.9; 
}

.header-left { display:flex; align-items:center; gap:0.75rem; }
.header-actions { margin-left: auto; display:flex; align-items:center; gap:0.6rem; }
.header-username { color: var(--text-color); font-size:0.9rem; font-weight:600; }

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.6rem 1rem;
    border-radius: 12px;
    border: 1px solid rgba(255,255,255,0.06);
    background: linear-gradient(180deg, rgba(255,255,255,0.04), rgba(255,255,255,0.02));
    color: #FFFFFF;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    box-shadow: 0 8px 24px rgba(2,6,23,0.6), inset 0 1px 0 rgba(255,255,255,0.03);
    text-decoration: none;
    font-weight: 700;
    transition: transform 0.18s ease, box-shadow 0.18s ease, background 0.18s ease;
}

.btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 14px 36px rgba(2,6,23,0.6), inset 0 1px 0 rgba(255,255,255,0.04);
}

.btn-accent {
    background: linear-gradient(180deg, rgba(255,209,102,0.20), rgba(255,209,102,0.08));
    color: #FFFFFF;
    border: 1px solid rgba(255,209,102,0.28);
    box-shadow: 0 8px 26px rgba(255,209,102,0.08), inset 0 1px 0 rgba(255,255,255,0.06);
}

.btn-outline {
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    color: #FFFFFF;
    border: 1px solid rgba(255,209,102,0.18);
}

.btn-danger {
    background: linear-gradient(180deg, rgba(201,76,76,0.14), rgba(201,76,76,0.06));
    color: #FFFFFF;
    border: 1px solid rgba(201,76,76,0.22);
}

.btn-timer {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    gap:0.4rem;
    padding: 0.45rem 0.95rem;
    border-radius: 999px;
    border: 1px solid rgba(255,209,102,0.28);
    background: linear-gradient(180deg, rgba(255,209,102,0.20), rgba(255,209,102,0.08));
    color: #FFFFFF;
    box-shadow: 0 10px 28px rgba(255,209,102,0.06);
    font-weight:800;
}
.btn-timer:hover { transform: translateY(-3px); }

.btn-timer-outline {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding: 0.45rem 0.85rem;
    border-radius:8px;
    border:1px solid rgba(255,209,102,0.18);
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    color: #FFFFFF;
}

.btn-logout {
    display:inline-flex;
    align-items:center;
    justify-content:center;
    padding: 0.45rem 0.85rem;
    border-radius:8px;
    border:1px solid rgba(201,76,76,0.22);
    background: linear-gradient(180deg, rgba(201,76,76,0.14), rgba(201,76,76,0.06));
    color: #FFFFFF;
}

.logo-box {
    width: 128px;
    height: 128px;
    flex: 0 0 128px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    border-radius: 8px;
}

.logo-box img {
    width: 100%;
    height: 100%;
    object-fit: contain;
    display: block;
}

.header-inner h1 {
    margin: 0;
    font-size: 30px;
    font-weight: 600;
    color: #ffffff;
    text-align: left;
    line-height: 1.3;
    font-family: 'Segoe UI', 'Helvetica Neue', -apple-system, sans-serif;
    letter-spacing: -0.5px;
    flex: 0 0 auto;
}

.site-footer {
    color: rgba(255,255,255,0.8);
    text-align: center;
    padding: 3rem 0 3rem 0;
    font-size: 0.95rem;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1rem;
}

.section-header h2 {
    margin: 0;
}


.btn-sort {
    padding: 0.5rem 0.9rem;
    border-radius: 10px;
    border: 1px solid rgba(255,209,102,0.18);
    background: linear-gradient(180deg, rgba(255,255,255,0.02), rgba(255,255,255,0.01));
    color: #FFFFFF;
    cursor: pointer;
    font-size: 0.9rem;
    font-weight: 700;
    transition: transform 0.16s ease, background 0.16s ease;
}

.btn-sort:hover {
    transform: translateY(-3px);
    background: linear-gradient(180deg, rgba(255,209,102,0.22), rgba(255,209,102,0.12));
    color: #0b1220;
}

.container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(400px, 1fr));
    gap: 1.5rem;
    padding: 1.5rem;
    max-width: 1600px;
    margin: 0 auto;
}

#input-forms { grid-column: 1 / -1; }
#jadwal-display { grid-column: 1 / -1; }
#tugas-display { grid-column: 1 / -1; }

@media (min-width: 1200px) {
    .container {
        grid-template-columns: 1fr 2fr;
    }
    
    #input-forms { grid-column: 1 / 2; }
    #tugas-display { grid-column: 2 / 3; grid-row: 1 / 2; }
    #jadwal-display { grid-column: 1 / 3; grid-row: 2 / 3; }
   
}

section {
    background: rgba(0, 0, 0, 0.7);
    color: var(--text-color);
    border-radius: 8px;
    padding: 1.5rem;
    box-shadow: var(--shadow);
}

.form-card {
    margin-bottom: 1.5rem;
}

input[type="text"],
input[type="datetime-local"],
select {
    width: 100%;
    padding: 0.75rem;
    margin-top: 0.25rem;
    margin-bottom: 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 4px;
    box-sizing: border-box;
    background: rgba(255,255,255,0.08);
    color: var(--text-color);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
}

select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 12 12'%3E%3Cpath fill='%23F5F7FA' d='M10.293 3.293L6 7.586 1.707 3.293A1 1 0 00.293 4.707l5 5a1 1 0 001.414 0l5-5a1 1 0 10-1.414-1.414z'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

select:hover {
    background: rgba(255,255,255,0.12);
    border-color: var(--accent);
}

select:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(255,209,102,0.1);
}

select option {
    background: var(--background);
    color: var(--text-color);
    padding: 0.5rem;
}

select option:hover {
    background: rgba(255,209,102,0.2);
}

select option:checked {
    background: var(--accent);
    color: #0b1220;
}

button, input[type="submit"] {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.7rem 1.25rem;
    border-radius: 12px;
    border: 1px solid rgba(255,209,102,0.22);
    background: linear-gradient(180deg, rgba(255,209,102,0.20), rgba(255,209,102,0.08));
    color: #FFFFFF;
    cursor: pointer;
    font-weight: 800;
    box-shadow: 0 10px 28px rgba(255,209,102,0.06), inset 0 1px 0 rgba(255,255,255,0.06);
    transition: transform 0.16s ease, box-shadow 0.16s ease;
}

button:hover, input[type="submit"]:hover {
    transform: translateY(-3px);
    box-shadow: 0 18px 44px rgba(255,209,102,0.08), inset 0 1px 0 rgba(255,255,255,0.07);
}

#timer-display {
    font-size: 4.5rem;
    font-weight: 700;
    color: var(--text-color);
    text-align: center;
    margin: 1rem 0;
}

#timer-controls button {
    margin: 0.25rem;
}

#cancel-timer {
    background: linear-gradient(180deg, rgba(201,76,76,0.14), rgba(201,76,76,0.06));
    color: #FFFFFF;
    border: 1px solid rgba(201,76,76,0.22);
    box-shadow: 0 10px 24px rgba(201,76,76,0.06), inset 0 1px 0 rgba(255,255,255,0.03);
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

th, td {
    padding: 0.75rem;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-color);
}

th {
    background-color: rgba(255,255,255,0.03);
}

.btn-delete {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    color: #FFFFFF;
    text-decoration: none;
    font-weight: 700;
    padding: 0.45rem 0.7rem;
    border-radius: 10px;
    border: 1px solid rgba(255,255,255,0.04);
    background: linear-gradient(180deg, rgba(0,0,0,0.16), rgba(255,255,255,0.02));
}

.alert {
    padding: 1rem;
    margin-bottom: 1rem;
    border-radius: 6px;
    font-weight: 700;
    color: var(--text-color);
    background: rgba(255,255,255,0.02);
    border-left: 4px solid var(--muted);
}

.alert-success {
    border-left-color: rgba(34,197,94,0.9);
}

.alert-danger {
    border-left-color: rgba(220,38,38,0.9);
}