/* ═══════════════════════════════════════════════════════
   WaterTracker — site.css
   Tasarım: Pastel mavi/yeşil, cam efektli, animasyonlu
═══════════════════════════════════════════════════════ */

/* ── CSS Değişkenleri ──────────────────────────────── */
:root {
    --blue-light: #7EC8E3;
    --blue-mid: #5B9BD5;
    --blue-dark: #2d5986;
    --teal: #5FD3BE;
    --teal-light: #a8e6df;
    --bg-gradient: linear-gradient(135deg, #d4eaf7 0%, #e3f4f4 50%, #e8f5f0 100%);
    --card-bg: rgba(255, 255, 255, 0.65);
    --card-border: rgba(255, 255, 255, 0.8);
    --text-dark: #1e3a4f;
    --text-mid: #3a6278;
    --text-light: #6a92a8;
    --shadow: 0 8px 32px rgba(91, 155, 213, 0.18);
    --radius: 20px;
    --font: 'Nunito', sans-serif;
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font);
    background: var(--bg-gradient);
    min-height: 100vh;
    color: var(--text-dark);
}

/* ═══════════════════════════════════════════════════════
   LOGIN SAYFASI
═══════════════════════════════════════════════════════ */
.login-body {
    overflow: hidden;
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: linear-gradient(160deg, #1a6fa8 0%, #0d3f63 40%, #0a5c5c 100%);
}

/* Dalgalar */
.wave-container {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 0;
}

.wave {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    height: 200px;
    border-radius: 100% 100% 0 0;
    opacity: 0.15;
    animation: waveMove 6s ease-in-out infinite alternate;
}

.wave1 {
    background: #7EC8E3;
    animation-duration: 5s;
    height: 180px;
}

.wave2 {
    background: #5FD3BE;
    animation-duration: 7s;
    height: 220px;
    animation-delay: -2s;
}

.wave3 {
    background: #5B9BD5;
    animation-duration: 9s;
    height: 160px;
    animation-delay: -4s;
}

@keyframes waveMove {
    from {
        transform: translateX(-30px) scaleY(1);
    }

    to {
        transform: translateX(30px) scaleY(1.1);
    }
}

/* Balonlar */
.bubbles {
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 1;
    overflow: hidden;
}

.bubble {
    position: absolute;
    bottom: -60px;
    left: var(--left);
    width: var(--size);
    height: var(--size);
    border-radius: 50%;
    background: rgba(126, 200, 227, 0.25);
    animation: bubbleRise 8s ease-in infinite;
    animation-delay: var(--delay);
}

@keyframes bubbleRise {
    0% {
        bottom: -60px;
        opacity: 0.7;
        transform: translateX(0) scale(1);
    }

    80% {
        opacity: 0.4;
        transform: translateX(20px) scale(1.05);
    }

    100% {
        bottom: 110%;
        opacity: 0;
        transform: translateX(-10px);
    }
}

/* Login Kartı */
.login-wrapper {
    position: relative;
    z-index: 10;
    display: flex;
    align-items: center;
    justify-content: center;
    width: 100%;
    padding: 20px;
}

.login-card {
    background: rgba(255, 255, 255, 0.12);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.25);
    border-radius: 28px;
    padding: 48px 44px;
    width: 100%;
    max-width: 400px;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
    animation: cardIn 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes cardIn {
    from {
        opacity: 0;
        transform: translateY(30px) scale(0.95);
    }

    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.login-header {
    text-align: center;
    margin-bottom: 32px;
}

.drop-icon {
    font-size: 56px;
    display: block;
    animation: dropBounce 2s ease-in-out infinite;
}

@keyframes dropBounce {

    0%,
    100% {
        transform: translateY(0);
    }

    50% {
        transform: translateY(-10px);
    }
}

.login-header h1 {
    font-size: 2rem;
    font-weight: 800;
    color: #fff;
    text-shadow: 0 2px 8px rgba(0, 0, 0, 0.3);
    margin: 8px 0 4px;
}

.login-header p {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
}

.error-banner {
    background: rgba(255, 80, 80, 0.2);
    border: 1px solid rgba(255, 80, 80, 0.4);
    border-radius: 12px;
    padding: 10px 14px;
    color: #ffcccc;
    font-size: 0.9rem;
    margin-bottom: 20px;
    text-align: center;
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 16px;
}

.input-group {
    display: flex;
    align-items: center;
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.3);
    border-radius: 14px;
    padding: 0 16px;
    transition: all 0.3s;
}

.input-group:focus-within {
    background: rgba(255, 255, 255, 0.25);
    border-color: rgba(255, 255, 255, 0.6);
    box-shadow: 0 0 0 3px rgba(126, 200, 227, 0.3);
}

.input-icon {
    font-size: 1.2rem;
    margin-right: 10px;
}

.input-group input {
    flex: 1;
    background: transparent;
    border: none;
    outline: none;
    color: #fff;
    font-family: var(--font);
    font-size: 1rem;
    padding: 14px 0;
}

.input-group input::placeholder {
    color: rgba(255, 255, 255, 0.55);
}

.login-btn {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: linear-gradient(135deg, #5FD3BE, #5B9BD5);
    color: #fff;
    border: none;
    border-radius: 14px;
    padding: 15px 24px;
    font-family: var(--font);
    font-size: 1.05rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 4px;
}

.login-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(95, 211, 190, 0.4);
}

.login-btn:active {
    transform: translateY(0);
}

.btn-arrow {
    font-size: 1.3rem;
}

.login-hint {
    text-align: center;
    margin-top: 20px;
    color: rgba(255, 255, 255, 0.55);
    font-size: 0.8rem;
}

.login-hint code {
    background: rgba(255, 255, 255, 0.15);
    padding: 1px 6px;
    border-radius: 5px;
    color: #a8e6df;
}

/* ═══════════════════════════════════════════════════════
   DASHBOARD
═══════════════════════════════════════════════════════ */
.dashboard {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

/* TopBar */
.topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 16px 32px;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(91, 155, 213, 0.15);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 16px rgba(91, 155, 213, 0.1);
}

.topbar-brand {
    display: flex;
    align-items: center;
    gap: 10px;
}

.topbar-logo {
    font-size: 1.8rem;
    animation: dropBounce 3s ease-in-out infinite;
}

.topbar-title {
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--blue-dark);
}

.topbar-right {
    display: flex;
    align-items: center;
    gap: 16px;
}

.topbar-user {
    color: var(--text-mid);
    font-weight: 600;
}

.logout-btn {
    background: linear-gradient(135deg, #ff7eb3, #ff6584);
    color: #fff;
    border: none;
    border-radius: 10px;
    padding: 8px 18px;
    font-family: var(--font);
    font-weight: 700;
    cursor: pointer;
    font-size: 0.9rem;
    text-decoration: none;
    transition: transform 0.2s, box-shadow 0.2s;
}

.logout-btn:hover {
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(255, 101, 132, 0.35);
}

/* Main */
.main-content {
    display: grid;
    grid-template-columns: 1fr 340px;
    gap: 28px;
    padding: 32px;
    flex: 1;
    max-width: 1200px;
    margin: 0 auto;
    width: 100%;
}

/* Kullanıcı Kartları */
.users-section {
    display: flex;
    gap: 24px;
    flex-wrap: wrap;
}

.user-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 2px solid var(--card-border);
    border-radius: var(--radius);
    padding: 28px;
    flex: 1;
    min-width: 260px;
    box-shadow: var(--shadow);
    transition: transform 0.3s, box-shadow 0.3s;
}

.user-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 16px 48px rgba(91, 155, 213, 0.25);
}

.user-card--mine {
    border-color: rgba(95, 211, 190, 0.6);
    background: rgba(255, 255, 255, 0.8);
}

.card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 20px;
}

.card-name {
    font-size: 1.3rem;
    font-weight: 800;
    color: var(--text-dark);
}

.card-badge {
    background: linear-gradient(135deg, #5FD3BE, #5B9BD5);
    color: #fff;
    border-radius: 8px;
    padding: 4px 10px;
    font-size: 0.78rem;
    font-weight: 700;
}

/* Su Şişesi */
.water-bottle {
    position: relative;
    width: 80px;
    height: 180px;
    margin: 0 auto 20px;
    background: rgba(126, 200, 227, 0.15);
    border-radius: 12px 12px 16px 16px;
    border: 2px solid rgba(91, 155, 213, 0.3);
    overflow: hidden;
    cursor: default;
}

.water-fill {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    background: linear-gradient(180deg, #7EC8E3 0%, #5B9BD5 100%);
    transition: height 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    overflow: hidden;
}

.water-wave-inner {
    position: absolute;
    top: -12px;
    left: -20px;
    right: -20px;
    height: 24px;
    background: radial-gradient(ellipse 50% 50% at 50% 50%, rgba(255, 255, 255, 0.4) 0%, transparent 100%);
    border-radius: 50%;
    animation: waterWave 2.5s ease-in-out infinite;
}

@keyframes waterWave {

    0%,
    100% {
        transform: translateX(-10px) scaleY(1);
    }

    50% {
        transform: translateX(10px) scaleY(1.3);
    }
}

.bottle-pct {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    font-size: 1rem;
    font-weight: 800;
    color: var(--blue-dark);
    text-shadow: 0 0 8px rgba(255, 255, 255, 0.8);
    z-index: 2;
}

/* İstatistikler */
.card-stats {
    text-align: center;
    margin-bottom: 20px;
}

.stat-total {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--blue-mid);
}

.stat-sep {
    color: var(--text-light);
    margin: 0 6px;
}

.stat-goal {
    font-size: 1rem;
    color: var(--text-light);
    font-weight: 600;
}

/* Bardak Butonları */
.glass-buttons {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 10px;
}

.glass-btn {
    display: flex;
    flex-direction: column;
    align-items: center;
    background: rgba(126, 200, 227, 0.15);
    border: 2px solid rgba(91, 155, 213, 0.2);
    border-radius: 16px;
    padding: 12px 8px;
    cursor: pointer;
    font-family: var(--font);
    transition: all 0.25s;
    position: relative;
    overflow: hidden;
}

.glass-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at center, rgba(95, 211, 190, 0.4) 0%, transparent 70%);
    opacity: 0;
    transition: opacity 0.3s;
}

.glass-btn:hover {
    transform: translateY(-3px) scale(1.04);
    border-color: var(--teal);
    box-shadow: 0 6px 20px rgba(95, 211, 190, 0.3);
}

.glass-btn:hover::after {
    opacity: 1;
}

.glass-btn:active {
    transform: scale(0.97);
}

.glass-emoji {
    font-size: 1.6rem;
}

.glass-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--blue-mid);
    margin-top: 2px;
}

.glass-name {
    font-size: 0.7rem;
    color: var(--text-light);
}

.other-user-note {
    text-align: center;
    color: var(--text-light);
    font-size: 0.85rem;
    padding: 12px;
}

/* ── Timeline ─────────────────────────────────────── */
.timeline-section {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 2px solid var(--card-border);
    border-radius: var(--radius);
    padding: 24px;
    box-shadow: var(--shadow);
    height: fit-content;
    position: sticky;
    top: 88px;
}

.timeline-title {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 20px;
}

.timeline-empty {
    color: var(--text-light);
    text-align: center;
    padding: 24px 0;
    font-size: 0.9rem;
}

.timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.timeline-item {
    display: flex;
    align-items: flex-start;
    gap: 12px;
    padding: 12px 0;
    border-bottom: 1px solid rgba(91, 155, 213, 0.1);
    animation: slideIn 0.4s ease;
}

.timeline-item:last-child {
    border-bottom: none;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateX(-16px);
    }

    to {
        opacity: 1;
        transform: translateX(0);
    }
}

.tl-dot {
    width: 10px;
    height: 10px;
    min-width: 10px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--teal), var(--blue-mid));
    margin-top: 5px;
    box-shadow: 0 0 6px rgba(95, 211, 190, 0.5);
}

.tl-content {
    display: flex;
    flex-direction: column;
    gap: 2px;
}

.tl-content strong {
    font-size: 0.9rem;
    color: var(--text-dark);
}

.tl-amount {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--blue-mid);
}

.tl-time {
    font-size: 0.75rem;
    color: var(--text-light);
}

/* ── Toast Bildirimi ──────────────────────────────── */
.toast {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(80px);
    background: linear-gradient(135deg, #2d5986, #1a3a5c);
    color: #fff;
    border-radius: 14px;
    padding: 14px 28px;
    font-weight: 700;
    font-size: 0.95rem;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.25);
    z-index: 1000;
    transition: transform 0.4s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s;
    opacity: 0;
    pointer-events: none;
}

.toast.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

/* ── Responsive ───────────────────────────────────── */
@media (max-width: 768px) {
    .main-content {
        grid-template-columns: 1fr;
        padding: 16px;
    }

    .timeline-section {
        position: static;
    }

    .topbar {
        padding: 12px 16px;
    }

    .login-card {
        padding: 36px 24px;
    }
}

/* ── Login RAIN subtitle ──────────────────────────── */
.login-subtitle {
    font-size: 0.9rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.6);
    margin-bottom: 2px;
}

.login-tagline {
    color: rgba(255, 255, 255, 0.75);
    font-size: 0.95rem;
    margin-top: 4px;
}

/* ── Topbar Avatar ────────────────────────────────── */
.topbar-avatar {
    display: flex;
    align-items: center;
    text-decoration: none;
    border-radius: 50%;
    transition: transform 0.2s, box-shadow 0.2s;
}

.topbar-avatar:hover {
    transform: scale(1.08);
    box-shadow: 0 0 0 3px rgba(95, 211, 190, 0.5);
}

.topbar-avatar-img {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--teal);
}

.topbar-avatar-placeholder {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--teal), var(--blue-mid));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1rem;
    border: 2px solid rgba(255, 255, 255, 0.4);
}

/* ── Card Avatar ──────────────────────────────────── */
.card-user-info {
    display: flex;
    align-items: center;
    gap: 10px;
}

.card-avatar {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    object-fit: cover;
    border: 2px solid var(--teal);
}

.card-avatar-placeholder {
    width: 42px;
    height: 42px;
    min-width: 42px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--teal), var(--blue-mid));
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 800;
    font-size: 1.1rem;
}

/* ═══════════════════════════════════════════════════════
   PROFİL SAYFASI
═══════════════════════════════════════════════════════ */
.profile-page {
    min-height: 100vh;
    padding: 32px;
    max-width: 1000px;
    margin: 0 auto;
}

.profile-header {
    display: flex;
    align-items: center;
    gap: 20px;
    margin-bottom: 32px;
}

.back-btn {
    color: var(--blue-mid);
    text-decoration: none;
    font-weight: 700;
    font-size: 0.95rem;
    transition: color 0.2s;
}

.back-btn:hover {
    color: var(--blue-dark);
}

.profile-title {
    font-size: 1.8rem;
    font-weight: 900;
    color: var(--text-dark);
}

.profile-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
}

.profile-card {
    background: var(--card-bg);
    backdrop-filter: blur(16px);
    border: 2px solid var(--card-border);
    border-radius: var(--radius);
    padding: 28px;
    box-shadow: var(--shadow);
}

.profile-card--info {
    grid-column: 1 / -1;
}

.card-section-title {
    font-size: 1.1rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 2px solid rgba(91, 155, 213, 0.1);
}

/* Avatar önizleme */
.avatar-preview-wrap {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}

.avatar-preview {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    object-fit: cover;
    border: 3px solid var(--teal);
    box-shadow: 0 0 0 4px rgba(95, 211, 190, 0.2);
}

.avatar-placeholder {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--teal), var(--blue-mid));
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.2rem;
    font-weight: 800;
    color: #fff;
    border: 3px solid var(--teal);
    box-shadow: 0 0 0 4px rgba(95, 211, 190, 0.2);
}

/* Alert */
.alert {
    padding: 10px 16px;
    border-radius: 12px;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 16px;
}

.alert-success {
    background: rgba(95, 211, 190, 0.2);
    border: 1px solid rgba(95, 211, 190, 0.4);
    color: #1a6b5e;
}

.alert-error {
    background: rgba(255, 80, 80, 0.1);
    border: 1px solid rgba(255, 80, 80, 0.3);
    color: #c0392b;
}

/* Drag & Drop Upload Alanı */
.upload-form {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.file-drop-zone {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
    padding: 24px;
    border: 2px dashed rgba(91, 155, 213, 0.4);
    border-radius: 16px;
    cursor: pointer;
    transition: all 0.3s;
    text-align: center;
}

.file-drop-zone:hover,
.file-drop-zone.drag-over {
    border-color: var(--teal);
    background: rgba(95, 211, 190, 0.08);
}

.drop-icon {
    font-size: 2rem;
}

.drop-text {
    font-weight: 700;
    color: var(--text-mid);
    font-size: 0.95rem;
}

.drop-hint {
    font-size: 0.78rem;
    color: var(--text-light);
}

.file-input {
    display: none;
}

/* Butonlar */
.btn-primary {
    background: linear-gradient(135deg, var(--teal), var(--blue-mid));
    color: #fff;
    border: none;
    border-radius: 12px;
    padding: 12px 24px;
    font-family: var(--font);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(95, 211, 190, 0.35);
}

/* Şifre Formu */
.pw-form {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.form-field {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.form-field label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-mid);
}

.form-field input {
    padding: 11px 14px;
    border: 1.5px solid rgba(91, 155, 213, 0.25);
    border-radius: 10px;
    font-family: var(--font);
    font-size: 0.95rem;
    background: rgba(255, 255, 255, 0.7);
    outline: none;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.form-field input:focus {
    border-color: var(--teal);
    box-shadow: 0 0 0 3px rgba(95, 211, 190, 0.2);
}

/* Bilgi Satırları */
.info-row {
    display: flex;
    justify-content: space-between;
    padding: 14px 0;
    border-bottom: 1px solid rgba(91, 155, 213, 0.1);
}

.info-row:last-child {
    border-bottom: none;
}

.info-label {
    color: var(--text-light);
    font-size: 0.9rem;
    font-weight: 600;
}

.info-value {
    color: var(--text-dark);
    font-weight: 700;
}

/* ── Responsive: Profil ───────────────────────────── */
@media (max-width: 768px) {
    .profile-page {
        padding: 16px;
    }

    .profile-grid {
        grid-template-columns: 1fr;
    }

    .profile-card--info {
        grid-column: 1;
    }

    .topbar-user {
        display: none;
    }
}