/* style.css — Gymnasium Gerresheim · Oberstufenraum A29
   Design concept: Digital Hall Pass & Attendance Ticket System */

@import url('https://fonts.googleapis.com/css2?family=Space+Mono:wght@400;700&family=IBM+Plex+Sans:wght@400;500;600;700&display=swap');

:root {
    --ink: #1c2b22;
    --ink-soft: #38473d;
    --paper: #eef1ea;
    --card: #ffffff;
    --green: #245943;
    --green-deep: #163628;
    --green-light: #4a9172;
    --green-glow: rgba(36, 89, 67, 0.25);
    --red: #a3311f;
    --red-glow: rgba(163, 49, 31, 0.25);
    --amber: #c68a1f;
    --amber-text: #8a5c12;

    --text-main: var(--ink);
    --text-muted: var(--ink-soft);
    --border: var(--line);

    --line: rgba(28, 43, 34, 0.22);
    --line-dash: rgba(28, 43, 34, 0.38);
    --shadow: 0 16px 40px rgba(0, 0, 0, 0.25);
    --shadow-soft: 0 6px 16px rgba(0, 0, 0, 0.12);
    --shadow-active: 0 2px 8px rgba(0, 0, 0, 0.2);

    --radius: 8px;
    --font-stamp: 'Space Mono', 'Courier New', monospace;
    --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: cubic-bezier(0.16, 1, 0.3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-body);
    font-size: clamp(0.9rem, 0.85rem + 0.35vw, 1rem);
    line-height: 1.55;
    color: var(--ink);
    background:
        linear-gradient(rgba(15, 23, 42, 0.78), rgba(30, 41, 59, 0.85)),
        url('/Bg.png') no-repeat center center fixed;
    background-size: cover;
    min-height: 100vh;
    min-height: 100dvh;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: clamp(12px, 3vw, 28px);
    overflow-x: hidden;
}

.hidden {
    display: none !important;
}

/* ============================
   Animations & Keyframes
   ============================ */
@keyframes slideUpFade {
    0% {
        opacity: 0;
        transform: translateY(28px) scale(0.97);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    20%, 60% { transform: translateX(-10px); }
    40%, 80% { transform: translateX(10px); }
}

@keyframes pulseOk {
    0% { box-shadow: 0 0 0 0 rgba(36, 89, 67, 0.5); }
    70% { box-shadow: 0 0 0 10px rgba(36, 89, 67, 0); }
    100% { box-shadow: 0 0 0 0 rgba(36, 89, 67, 0); }
}

@keyframes pulseAlert {
    0% { box-shadow: 0 0 0 0 rgba(163, 49, 31, 0.5); }
    70% { box-shadow: 0 0 0 10px rgba(163, 49, 31, 0); }
    100% { box-shadow: 0 0 0 0 rgba(163, 49, 31, 0); }
}

@keyframes modalIn {
    0% { opacity: 0; transform: scale(0.9) translateY(12px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

@keyframes toastSlideIn {
    0% { opacity: 0; transform: translateY(-20px) scale(0.95); }
    100% { opacity: 1; transform: translateY(0) scale(1); }
}

.shake {
    animation: shake 0.45s cubic-bezier(.36,.07,.19,.97) both;
}

/* Reduced motion support */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* ============================
   Login / Register Container
   ============================ */
.login-container {
    position: relative;
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.7);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: clamp(24px, 5vw, 44px) clamp(20px, 4vw, 40px);
    width: 100%;
    max-width: 420px;
    margin: auto;
    animation: slideUpFade 0.5s var(--transition);
}

.login-container::before {
    content: "";
    position: absolute;
    top: -7px;
    left: 24px;
    right: 24px;
    height: 14px;
    background-image: radial-gradient(circle, var(--paper) 5px, transparent 5.5px);
    background-size: 24px 14px;
    background-repeat: repeat-x;
}

.login-container .logo {
    text-align: center;
    margin-bottom: 24px;
    padding-bottom: 18px;
    border-bottom: 2px dashed var(--line-dash);
}

.login-container .logo h1 {
    font-family: var(--font-stamp);
    color: var(--ink);
    font-size: clamp(1.2rem, 3.5vw, 1.45rem);
    font-weight: 700;
    letter-spacing: 0.02em;
}

.login-container .logo p {
    color: var(--ink-soft);
    font-size: 0.88rem;
    margin-top: 6px;
    font-weight: 500;
}

/* ============================
   Form Controls
   ============================ */
.form-group {
    margin-bottom: 18px;
}

.form-group label {
    display: block;
    margin-bottom: 6px;
    color: var(--ink);
    font-weight: 600;
    font-size: 0.82rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    min-height: 46px;
    padding: 10px 14px;
    border: 1.5px solid var(--line);
    border-radius: var(--radius);
    font-family: var(--font-body);
    font-size: 1rem; /* Prevents auto-zoom on iOS Safari */
    background: rgba(238, 241, 234, 0.8);
    color: var(--ink);
    transition: all 0.2s var(--transition);
}

.form-group textarea {
    resize: vertical;
    min-height: 90px;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--green);
    background: var(--card);
    box-shadow: 0 0 0 3.5px var(--green-glow);
    transform: translateY(-1px);
}

.input-group {
    display: flex;
    gap: 8px;
    align-items: center;
}

.input-group input {
    flex: 1;
    min-height: 38px;
}

.action-group {
    display: flex;
    align-items: center;
    gap: 6px;
}

/* ============================
   Buttons
   ============================ */
.btn {
    min-height: 46px;
    padding: 12px 20px;
    border: 2px solid transparent;
    border-radius: var(--radius);
    font-family: var(--font-stamp);
    font-size: 0.85rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.2s var(--transition);
    width: 100%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    text-align: center;
    user-select: none;
}

.btn-sm {
    min-height: 30px;
    padding: 4px 10px;
    font-size: 0.72rem;
    width: auto;
}

.btn:active {
    transform: translateY(1px) scale(0.98) !important;
    box-shadow: var(--shadow-active) !important;
}

.btn-primary {
    background: var(--ink);
    color: var(--paper);
}

.btn-primary:hover {
    background: var(--green-deep);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.btn-secondary {
    background: transparent;
    color: var(--ink);
    border-color: var(--ink);
}

.btn-secondary:hover {
    background: var(--ink);
    color: var(--paper);
    transform: translateY(-2px);
}

.btn-success {
    background: var(--green);
    color: var(--paper);
}

.btn-success:hover {
    background: var(--green-deep);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.btn-danger {
    background: transparent;
    color: var(--red);
    border-color: var(--red);
}

.btn-danger:hover {
    background: var(--red);
    color: var(--paper);
    transform: translateY(-2px);
}

.btn-warning {
    background: var(--amber);
    color: var(--ink);
}

.btn-warning:hover {
    background: #a8730f;
    color: var(--paper);
    transform: translateY(-2px);
    box-shadow: var(--shadow-soft);
}

.btn:focus-visible {
    outline: 3px solid var(--green);
    outline-offset: 2px;
}

/* ============================
   Dashboard Layout
   ============================ */
.dashboard {
    width: 100%;
    max-width: 1240px;
    margin: 0 auto;
    animation: slideUpFade 0.45s var(--transition);
}

.dashboard-header {
    background: rgba(28, 43, 34, 0.94);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    color: var(--paper);
    padding: clamp(16px, 3vw, 24px) clamp(20px, 4vw, 32px);
    border-radius: var(--radius);
    border-bottom: 4px solid var(--green-light);
    box-shadow: var(--shadow);
    margin-bottom: clamp(18px, 3vw, 28px);
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 16px;
}

.dashboard-header .brand h2 {
    font-family: var(--font-stamp);
    font-size: clamp(1rem, 2.5vw, 1.25rem);
    letter-spacing: 0.02em;
    color: var(--paper);
}

.dashboard-header .user-info {
    display: flex;
    align-items: center;
    gap: 14px;
    flex-wrap: wrap;
}

.dashboard-header .badge {
    background: rgba(255, 255, 255, 0.1);
    color: var(--paper);
    border: 1.5px solid var(--green-light);
    padding: 5px 14px;
    border-radius: 20px;
    font-family: var(--font-stamp);
    font-size: 0.75rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    font-weight: 700;
}

.btn-logout {
    background: transparent;
    color: var(--paper);
    border: 1.5px solid rgba(238, 241, 234, 0.45);
    padding: 8px 16px;
    min-height: 38px;
    border-radius: var(--radius);
    cursor: pointer;
    font-family: var(--font-stamp);
    font-size: 0.78rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    font-weight: 700;
    transition: all 0.2s var(--transition);
}

.btn-logout:hover {
    background: var(--red);
    border-color: var(--red);
    color: var(--paper);
    transform: translateY(-1px);
}

.dashboard-content {
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    border: 1px solid rgba(255, 255, 255, 0.6);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: clamp(16px, 4vw, 32px);
}

/* ============================
   Grid & Dynamic Card System
   ============================ */
/* Replace the CSS Grid layout with CSS Columns for a tight, gap-free masonry layout */
.card-grid {
    column-count: 1;
    column-gap: clamp(14px, 2.5vw, 22px);
}

@media (min-width: 600px) {
    .card-grid {
        column-count: 2; /* Automatically flows items into columns without vertical gaps */
    }
}

@media (min-width: 1100px) {
    .card-grid {
        column-count: 3;
    }
}

/* Ensure individual cards break cleanly inside the column flow */
.card {
    position: relative;
    background:
        radial-gradient(circle 6px at calc(100% - 46px) 50%, rgba(238, 241, 234, 0.95) 97%, transparent 100%),
        rgba(255, 255, 255, 0.96);
    border: 1px solid var(--line);
    border-radius: var(--radius);
    padding: clamp(16px, 2.5vw, 24px) 62px clamp(16px, 2.5vw, 24px) clamp(16px, 2.5vw, 22px);
    transition: all 0.28s var(--transition);
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    gap: 12px;
    height: fit-content;
    break-inside: avoid; /* Prevents cards from splitting across columns */
    margin-bottom: clamp(14px, 2.5vw, 22px); /* Vertical spacing between stacked column items */
    animation: slideUpFade 0.4s var(--transition) backwards;
}


/* Stagger card animations */
.card:nth-child(1) { animation-delay: 0.05s; }
.card:nth-child(2) { animation-delay: 0.10s; }
.card:nth-child(3) { animation-delay: 0.15s; }
.card:nth-child(4) { animation-delay: 0.20s; }
.card:nth-child(5) { animation-delay: 0.25s; }
.card:nth-child(6) { animation-delay: 0.30s; }

/* Grid Spans for Desktop */
@media (min-width: 900px) {
    .card-span-4 { grid-column: span 4; }
    .card-span-6 { grid-column: span 6; }
    .card-span-8 { grid-column: span 8; }
    .card-hero { grid-column: span 6; }
    .card-full { grid-column: span 12; }
}

@media (min-width: 600px) and (max-width: 899px) {
    .card-span-4, .card-span-6, .card-hero { grid-column: span 6; }
    .card-span-8, .card-full { grid-column: span 12; }
}

/* Ticket Stub Visual Accent */
.card::after {
    content: "A29";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    width: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--green-deep);
    color: var(--paper);
    font-family: var(--font-stamp);
    font-size: 0.72rem;
    letter-spacing: 0.28em;
    writing-mode: vertical-rl;
    border-left: 2px dashed var(--paper);
    border-radius: 0 var(--radius) var(--radius) 0;
}

.card:hover {
    transform: translateY(-4px) scale(1.008);
    box-shadow: 0 14px 28px rgba(0, 0, 0, 0.22);
    border-color: var(--green);
}

.card h3 {
    font-family: var(--font-stamp);
    font-size: clamp(0.92rem, 1.5vw, 1.05rem);
    letter-spacing: 0.01em;
    color: var(--ink);
    margin-bottom: 8px;
}

.card p {
    color: var(--ink-soft);
    font-size: 0.92rem;
    line-height: 1.55;
}

/* Dynamic Status Badges */
.badge-status {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 14px;
    border-radius: 4px;
    font-family: var(--font-stamp);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    background: rgba(255, 255, 255, 0.85);
    border: 2px solid currentColor;
    margin-top: 10px;
    width: fit-content;
}

.badge-status::before {
    content: "";
    display: inline-block;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: currentColor;
}

.badge-status.status-ok {
    color: var(--green);
    transform: rotate(-1.5deg);
}

.badge-status.status-ok::before {
    animation: pulseOk 1.8s infinite;
}

.badge-status.status-alert {
    color: var(--red);
    transform: rotate(1.5deg);
}

.badge-status.status-alert::before {
    animation: pulseAlert 1.5s infinite;
}

/* Ticket List Item */
.ticket-list {
    list-style: none;
    margin-top: 12px;
}

.ticket-list li {
    padding: 10px 14px;
    margin-bottom: 8px;
    background: rgba(238, 241, 234, 0.75);
    border: 1px solid var(--line);
    border-radius: 6px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    font-size: 0.9rem;
    transition: transform 0.2s ease, background-color 0.2s ease;
}

.ticket-list li:hover {
    background: rgba(255, 255, 255, 0.9);
    transform: translateX(3px);
}

/* ============================
   Alert Notices
   ============================ */
.alert {
    padding: 14px 16px;
    border-radius: var(--radius);
    margin: 12px 0;
    background: rgba(255, 255, 255, 0.92);
    border: 1px solid var(--line);
    border-left-width: 5px;
    font-size: 0.9rem;
    color: var(--ink);
    line-height: 1.5;
    animation: slideUpFade 0.3s ease-out;
}

.alert::before {
    display: block;
    font-family: var(--font-stamp);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.alert-success {
    border-left-color: var(--green);
    background: rgba(36, 89, 67, 0.08);
}
.alert-success::before {
    content: "✓ confirmed";
    color: var(--green-deep);
}

.alert-danger {
    border-left-color: var(--red);
    background: rgba(163, 49, 31, 0.08);
}
.alert-danger::before {
    content: "✕ error";
    color: var(--red);
}

.alert-info {
    border-left-color: var(--amber-text);
    background: rgba(198, 138, 31, 0.1);
}
.alert-info::before {
    content: "i notice";
    color: var(--amber-text);
}

/* ============================
   Toast Notifications
   ============================ */
.toast-container {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    gap: 10px;
    max-width: 360px;
    width: calc(100% - 40px);
    pointer-events: none;
}

.toast {
    pointer-events: auto;
    padding: 14px 18px;
    border-radius: var(--radius);
    background: var(--ink);
    color: var(--paper);
    font-family: var(--font-body);
    font-size: 0.88rem;
    box-shadow: var(--shadow);
    border-left: 5px solid var(--green-light);
    animation: toastSlideIn 0.35s var(--transition);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.toast-success { border-left-color: var(--green); }
.toast-warning { border-left-color: var(--amber); }
.toast-danger { border-left-color: var(--red); }
.toast-info { border-left-color: var(--green-light); }

/* ============================
   Modal Overlay
   ============================ */
.modal-overlay {
    position: fixed;
    inset: 0;
    background: rgba(15, 23, 42, 0.65);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 999;
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}

.modal-card {
    background: var(--card);
    border-radius: var(--radius);
    padding: 28px;
    max-width: 420px;
    width: 100%;
    box-shadow: var(--shadow);
    border: 1px solid var(--line);
    animation: modalIn 0.3s var(--transition);
}

.modal-actions {
    display: flex;
    justify-content: flex-end;
    gap: 12px;
    margin-top: 20px;
}

/* ============================
   Mobile Adjustments (< 640px)
   ============================ */
@media (max-width: 640px) {
    body {
        padding: 10px;
    }

    .dashboard-header {
        flex-direction: column;
        align-items: stretch;
        text-align: center;
        padding: 16px;
    }

    .dashboard-header .user-info {
        justify-content: center;
    }

    .card {
        padding: 18px 18px 18px 18px; /* Remove large right padding for small screens */
    }

    .card::after {
        position: relative;
        width: 100%;
        height: 24px;
        writing-mode: horizontal-tb;
        letter-spacing: 0.4em;
        margin-top: 14px;
        border-left: none;
        border-top: 2px dashed var(--paper);
        border-radius: 0 0 var(--radius) var(--radius);
    }

    .toast-container {
        top: 12px;
        left: 12px;
        right: 12px;
        width: auto;
    }

    .modal-card {
        padding: 20px;
    }
}