/* ============================================
   SOLARBOOK - MAIN STYLESHEET
   Green & Solar Yellow Color Palette
   ============================================ */

/* ============================================
   ROOT VARIABLES - Global Colors & Settings
   ============================================ */
:root {
    --primary-green: #1a7d4d;
    --light-green: #2ba870;
    --dark-green: #0f5a38;
    --solar-yellow: #ffc107;
    --light-yellow: #fff3cd;
    --text-dark: #2c3e50;
    --text-light: #7f8c8d;
    --border-light: #ecf0f1;
    --success: #27ae60;
    --warning: #e67e22;
    --danger: #e74c3c;
    --info: #3498db;
    --white: #ffffff;
    --gray-light: #f8f9fa;
    --shadow: 0 2px 10px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 5px 20px rgba(0, 0, 0, 0.15);
}

/* ============================================
   BASE RESET
   ============================================ */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html, body {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    color: var(--text-dark);
    background-color: var(--white);
    line-height: 1.6;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4, h5, h6 {
    color: var(--text-dark);
    font-weight: 600;
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

a {
    color: var(--primary-green);
    text-decoration: none;
    transition: all 0.3s ease;
}

a:hover {
    color: var(--light-green);
}

/* ============================================
   NAVBAR - Home Page Navigation
   ============================================ */
.navbar-custom {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--dark-green) 100%);
    padding: 1rem 0;
    box-shadow: var(--shadow);
}

.navbar-custom .navbar-brand {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--white) !important;
    display: flex;
    align-items: center;
    gap: 10px;
}

.navbar-custom .navbar-brand i {
    font-size: 1.8rem;
    color: var(--solar-yellow);
}

.navbar-custom .nav-link {
    color: var(--white) !important;
    font-weight: 500;
    margin: 0 0.5rem;
    position: relative;
    transition: all 0.3s ease;
}

.navbar-custom .nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 3px;
    background-color: var(--solar-yellow);
    transition: width 0.3s ease;
}

.navbar-custom .nav-link:hover::after {
    width: 100%;
}

.btn-login {
    background-color: var(--solar-yellow);
    color: var(--text-dark);
    border: none;
    margin-left: 0.5rem;
    font-weight: 600;
    padding: 5px 20px;
    border-radius: 50px;
}

.btn-login:hover {
    background-color: #ffb300;
    color: var(--text-dark);
}

.btn-register {
    background-color: transparent;
    color: var(--white);
    border: 2px solid var(--white);
    margin-left: 0.5rem;
    font-weight: 600;
    padding: 5px 20px;
    border-radius: 50px;
}

.btn-register:hover {
    background-color: var(--white);
    color: var(--primary-green);
}

/* ============================================
   BUTTONS
   ============================================ */
.btn {
    padding: 0.6rem 1.5rem;
    border-radius: 5px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.btn-primary {
    background-color: var(--primary-green);
    color: var(--white);
}

.btn-primary:hover {
    background-color: var(--light-green);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-success:hover {
    background-color: #229954;
    color: var(--white);
}

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

.btn-warning:hover {
    background-color: #d35400;
    color: var(--white);
}

.btn-danger {
    background-color: var(--danger);
    color: var(--white);
}

.btn-danger:hover {
    background-color: #c0392b;
    color: var(--white);
}

.btn-outline-primary {
    background-color: transparent;
    color: var(--primary-green);
    border: 2px solid var(--primary-green);
}

.btn-outline-primary:hover {
    background-color: var(--primary-green);
    color: var(--white);
}

.btn-yellow {
    background-color: var(--solar-yellow);
    color: var(--text-dark);
}

.btn-yellow:hover {
    background-color: #ffb300;
    color: var(--text-dark);
}

/* ============================================
   FORMS
   ============================================ */
.form-control {
    border: 1px solid var(--border-light);
    border-radius: 5px;
    padding: 0.75rem 1rem;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background-color: var(--white);
}

.form-control:focus {
    border-color: var(--primary-green);
    box-shadow: 0 0 0 0.2rem rgba(26, 125, 77, 0.25);
    background-color: var(--white);
}

.form-label {
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* ============================================
   CARDS
   ============================================ */
.card {
    border: 1px solid var(--border-light);
    border-radius: 8px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    background-color: var(--white);
}

.card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.card-header {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--light-green) 100%);
    color: var(--white);
    border: none;
    border-radius: 8px 8px 0 0;
    padding: 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

.card-title {
    color: var(--primary-green);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

/* ============================================
   DASHBOARD STAT CARDS
   ============================================ */
.stat-card {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--light-green) 100%);
    color: var(--white);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    margin-bottom: 1.5rem;
}

.stat-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.stat-card.yellow {
    background: linear-gradient(135deg, var(--solar-yellow) 0%, #ffb300 100%);
    color: var(--text-dark);
}

.stat-card.warning {
    background: linear-gradient(135deg, var(--warning) 0%, #d35400 100%);
    color: var(--white);
}

.stat-card.danger {
    background: linear-gradient(135deg, var(--danger) 0%, #c0392b 100%);
    color: var(--white);
}

.stat-card.info {
    background: linear-gradient(135deg, var(--info) 0%, #2980b9 100%);
    color: var(--white);
}

.stat-card.primary {
    background: linear-gradient(135deg, #1a7d4d 0%, #0f5a38 100%);
    color: var(--white);
}

.stat-card.success {
    background: linear-gradient(135deg, var(--success) 0%, #229954 100%);
    color: var(--white);
}

.stat-card i {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    opacity: 0.8;
}

.stat-number {
    font-size: 2.5rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.95rem;
    font-weight: 600;
    opacity: 0.9;
}

/* ============================================
   TABLES
   ============================================ */
.table {
    border-collapse: collapse;
    margin-bottom: 0;
}

.table thead th {
    background-color: var(--gray-light);
    color: var(--text-dark);
    font-weight: 600;
    border-bottom: 2px solid var(--border-light);
    padding: 1rem;
    text-transform: uppercase;
    font-size: 0.85rem;
    letter-spacing: 0.5px;
}

.table tbody tr {
    transition: all 0.3s ease;
}

.table tbody tr:hover {
    background-color: var(--light-yellow);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
    border-bottom: 1px solid var(--border-light);
}

/* ============================================
   BADGES
   ============================================ */
.badge {
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.85rem;
}

.badge-success {
    background-color: #d4edda;
    color: #155724;
}

.badge-warning {
    background-color: #fff3cd;
    color: #856404;
}

.badge-danger {
    background-color: #f8d7da;
    color: #721c24;
}

.badge-info {
    background-color: #d1ecf1;
    color: #0c5460;
}

.badge-pending {
    background-color: #e7e7ff;
    color: #3d3d99;
}

/* ============================================
   SIDEBAR NAVIGATION - FIXED ALIGNMENT
   ============================================ */
.sidebar {
    background: linear-gradient(180deg, var(--primary-green) 0%, var(--dark-green) 100%);
    color: var(--white);
    min-height: 100vh;
    padding: 2rem 0;
    position: fixed;
    width: 250px;
    left: 0;
    top: 0;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.sidebar-brand {
    padding: 2rem 1.5rem;
    text-align: center;
    border-bottom: 2px solid rgba(255, 255, 255, 0.1);
    margin-bottom: 2rem;
}

.sidebar-brand h3 {
    color: var(--white);
    font-size: 1.3rem;
    margin: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
}

.sidebar-brand i {
    font-size: 1.8rem;
    color: var(--solar-yellow);
}

.sidebar-menu {
    list-style: none;
    padding: 0 1rem;
}

.sidebar-menu li {
    margin-bottom: 0.5rem;
}

.sidebar-menu li.divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.15);
    margin: 0.5rem 0;
    padding: 0;
    list-style: none;
}

.sidebar-menu a {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 1rem 1.5rem;
    color: var(--white);
    border-radius: 5px;
    transition: all 0.3s ease;
    font-weight: 500;
    width: 100%;
    box-sizing: border-box;
}

.sidebar-menu a:hover {
    background-color: rgba(255, 255, 255, 0.15);
    color: var(--solar-yellow);
}

.sidebar-menu a.active {
    background-color: var(--solar-yellow);
    color: var(--text-dark);
}

.sidebar-menu a i {
    font-size: 1.2rem;
    width: 25px;
    text-align: center;
    flex-shrink: 0;
}

.sidebar-menu a span {
    flex: 1;
}

.main-content {
    margin-left: 250px;
    padding: 2rem;
    background-color: var(--gray-light);
    min-height: 100vh;
}

/* ============================================
   HERO SECTION - Home Page
   ============================================ */
.hero-section {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--dark-green) 100%);
    color: var(--white);
    padding: 6rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero-section::before {
    content: '';
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background-image: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 400 400"><circle cx="200" cy="200" r="150" fill="rgba(255,255,255,0.05)"/></svg>');
    background-size: cover;
    opacity: 0.5;
}

.hero-content {
    position: relative;
    z-index: 2;
}

.hero-content h1 {
    color: var(--white);
    font-size: 3rem;
    margin-bottom: 1.5rem;
    font-weight: 700;
}

.hero-content p {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    opacity: 0.95;
}

.hero-content .btn {
    font-size: 1.1rem;
    padding: 0.8rem 2.5rem;
}

/* ============================================
   FEATURES SECTION - Home Page
   ============================================ */
.features-section {
    padding: 4rem 0;
    background-color: var(--white);
}

.feature-card {
    text-align: center;
    padding: 2rem;
    border-radius: 8px;
    transition: all 0.3s ease;
}

.feature-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.feature-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.feature-card h5 {
    color: var(--primary-green);
    margin-bottom: 0.5rem;
}

.feature-card p {
    color: var(--text-light);
    font-size: 0.95rem;
}

/* ============================================
   PACKAGES SECTION - Home Page
   ============================================ */
.packages-section {
    padding: 4rem 0;
    background-color: var(--gray-light);
}

.package-card {
    border: 2px solid var(--border-light);
    border-radius: 8px;
    padding: 2rem;
    text-align: center;
    transition: all 0.3s ease;
    background-color: var(--white);
    position: relative;
    margin-bottom: 2rem;
}

.package-card:hover {
    border-color: var(--primary-green);
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.package-card.featured {
    border-color: var(--solar-yellow);
    transform: scale(1.05);
    box-shadow: var(--shadow-lg);
}

.package-label {
    position: absolute;
    top: -15px;
    left: 50%;
    transform: translateX(-50%);
    background-color: var(--solar-yellow);
    color: var(--text-dark);
    padding: 0.5rem 1rem;
    border-radius: 50px;
    font-weight: 600;
    font-size: 0.8rem;
}

.package-icon {
    font-size: 3rem;
    color: var(--primary-green);
    margin-bottom: 1rem;
}

.package-name {
    font-size: 1.5rem;
    color: var(--primary-green);
    margin-bottom: 0.5rem;
    font-weight: 700;
}

.package-price {
    font-size: 2rem;
    color: var(--solar-yellow);
    font-weight: 700;
    margin-bottom: 1rem;
}

.package-price small {
    font-size: 0.8rem;
    color: var(--text-light);
}

.package-features {
    text-align: left;
    margin: 1.5rem 0;
    padding: 1.5rem 0;
    border-top: 1px solid var(--border-light);
    border-bottom: 1px solid var(--border-light);
}

.package-features li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
    font-size: 0.9rem;
}

.package-features i {
    color: var(--primary-green);
    margin-right: 0.5rem;
}

/* ============================================
   ABOUT SECTION - Home Page
   ============================================ */
.about-section {
    padding: 4rem 0;
    background-color: var(--white);
}

.about-content {
    display: flex;
    gap: 3rem;
    align-items: center;
}

.about-text h2 {
    color: var(--primary-green);
    margin-bottom: 1.5rem;
}

.about-text p {
    color: var(--text-light);
    margin-bottom: 1rem;
    font-size: 0.95rem;
    line-height: 1.8;
}

.about-image {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--light-green) 100%);
    height: 300px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--white);
    font-size: 5rem;
}

/* ============================================
   CONTACT SECTION - Home Page
   ============================================ */
.contact-section {
    padding: 4rem 0;
    background-color: var(--gray-light);
}

.contact-form {
    background-color: var(--white);
    padding: 2rem;
    border-radius: 8px;
    box-shadow: var(--shadow);
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
    margin-top: 2rem;
}

.contact-info-item {
    display: flex;
    gap: 1.5rem;
    align-items: flex-start;
}

.contact-icon {
    font-size: 1.8rem;
    color: var(--primary-green);
    min-width: 40px;
}

.contact-text h5 {
    color: var(--primary-green);
    margin-bottom: 0.25rem;
}

.contact-text p {
    color: var(--text-light);
    margin: 0;
}

/* ============================================
   PACKAGE OPTION - Booking Page
   ============================================ */
.package-option {
    cursor: pointer;
    border: 2px solid #e9ecef;
    border-radius: 10px;
    transition: all 0.3s;
}

.package-option:hover {
    transform: translateY(-3px);
    box-shadow: 0 5px 20px rgba(0,0,0,0.08);
}

.package-option .card-body {
    padding: 1rem;
}

.package-option input[type="radio"] {
    margin-top: 0.5rem;
}

/* ============================================
   PROGRESS BAR - Custom
   ============================================ */
.progress {
    background-color: #e9ecef;
    border-radius: 50px;
    overflow: hidden;
}

.progress-bar {
    transition: width 0.6s ease;
}

/* ============================================
   MODALS & ALERTS
   ============================================ */
.modal-content {
    border: none;
    border-radius: 8px;
    box-shadow: var(--shadow-lg);
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--light-green) 100%);
    color: var(--white);
    border: none;
    border-radius: 8px 8px 0 0;
}

.modal-header .btn-close {
    filter: brightness(0) invert(1);
}

.alert {
    border: none;
    border-radius: 5px;
}

.alert-success {
    background-color: #d4edda;
    color: #155724;
    border-left: 4px solid var(--success);
}

.alert-warning {
    background-color: #fff3cd;
    color: #856404;
    border-left: 4px solid var(--warning);
}

.alert-danger {
    background-color: #f8d7da;
    color: #721c24;
    border-left: 4px solid var(--danger);
}

.alert-info {
    background-color: #d1ecf1;
    color: #0c5460;
    border-left: 4px solid var(--info);
}

/* ============================================
   NOTIFICATION CARDS
   ============================================ */
.notification-card {
    border-left: 4px solid var(--primary-green);
    padding: 1.5rem;
    margin-bottom: 1rem;
    background-color: var(--white);
    border-radius: 5px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
}

.notification-card:hover {
    box-shadow: var(--shadow-lg);
}

.notification-card.unread {
    background-color: var(--light-yellow);
    border-left-color: var(--solar-yellow);
}

.notification-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.notification-title {
    font-weight: 600;
    color: var(--text-dark);
}

.notification-time {
    font-size: 0.85rem;
    color: var(--text-light);
}

.notification-message {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

/* ============================================
   FOOTER
   ============================================ */
footer {
    background: linear-gradient(135deg, var(--primary-green) 0%, var(--dark-green) 100%);
    color: var(--white);
    padding: 3rem 0 1rem;
    margin-top: 3rem;
}

footer h6 {
    color: var(--solar-yellow);
    font-weight: 700;
    margin-bottom: 1.5rem;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 1px;
}

footer a {
    color: var(--white);
    opacity: 0.85;
}

footer a:hover {
    color: var(--solar-yellow);
    opacity: 1;
}

footer li {
    margin-bottom: 0.5rem;
    list-style: none;
}

.footer-social {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

.footer-social a {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    transition: all 0.3s ease;
}

.footer-social a:hover {
    background-color: var(--solar-yellow);
    color: var(--text-dark);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    margin-top: 2rem;
    padding-top: 1.5rem;
    text-align: center;
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.9rem;
}

/* ============================================
   RESPONSIVE DESIGN - SIDEBAR FIXED
   ============================================ */

/* Tablet */
@media (max-width: 992px) {
    .stat-card .stat-number {
        font-size: 1.8rem;
    }
    .stat-card i {
        font-size: 2rem;
    }
}

/* Mobile */
@media (max-width: 768px) {
    .main-content {
        margin-left: 0 !important;
        padding: 1rem !important;
    }

    .sidebar {
        position: fixed !important;
        width: 280px !important;
        min-height: 100vh !important;
        padding: 1rem !important;
        display: flex !important;
        flex-direction: column !important;
        align-items: stretch !important;
        margin-bottom: 0 !important;
        top: 0 !important;
        left: 0 !important;
        transform: translateX(-100%);
        transition: transform 0.3s ease;
        z-index: 1000;
        overflow-y: auto;
        box-shadow: var(--shadow-lg);
    }

    .sidebar.show {
        transform: translateX(0);
    }

    .sidebar-brand {
        border-bottom: 2px solid rgba(255, 255, 255, 0.1) !important;
        margin-bottom: 1rem !important;
        padding: 0 0 1rem !important;
        text-align: left !important;
        width: 100% !important;
    }

    .sidebar-brand h3 {
        justify-content: flex-start !important;
    }

    .sidebar-menu {
        display: flex !important;
        flex-direction: column !important;
        gap: 0 !important;
        flex-wrap: nowrap !important;
        padding: 0 !important;
        width: 100% !important;
        justify-content: flex-start !important;
        align-items: stretch !important;
    }

    .sidebar-menu li {
        margin-bottom: 0 !important;
    }

    .sidebar-menu li.divider {
        display: block !important;
        height: 1px !important;
        background: rgba(255, 255, 255, 0.15) !important;
        margin: 0.5rem 0 !important;
        padding: 0 !important;
        list-style: none !important;
    }

    .sidebar-menu a {
        display: flex !important;
        align-items: center !important;
        gap: 14px !important;
        padding: 0.7rem 1.2rem !important;
        font-size: 0.9rem !important;
        width: 100% !important;
        justify-content: flex-start !important;
        border-radius: 5px !important;
        box-sizing: border-box !important;
    }

    .sidebar-menu a i {
        width: 24px !important;
        text-align: center !important;
        flex-shrink: 0 !important;
    }

    .sidebar-menu a span {
        flex: 1 !important;
    }

    .stat-card {
        padding: 1.5rem;
    }

    .stat-card .stat-number {
        font-size: 2rem;
    }

    .card-header {
        padding: 0.8rem 1rem !important;
    }
    .card-header h5 {
        font-size: 0.95rem !important;
    }

    .table {
        font-size: 0.75rem;
    }
    .table th, .table td {
        padding: 0.4rem 0.5rem !important;
    }

    .btn-sm {
        font-size: 0.65rem !important;
        padding: 0.2rem 0.4rem !important;
    }

    .badge {
        font-size: 0.7rem !important;
        padding: 0.3rem 0.6rem !important;
    }

    .modal-dialog {
        margin: 0.5rem;
    }

    h1 {
        font-size: 1.5rem;
    }

    .hero-content h1 {
        font-size: 2rem;
    }

    .about-content {
        flex-direction: column;
        gap: 2rem;
    }

    .navbar-collapse {
        flex-direction: column;
        gap: 1rem;
    }
    .nav-link {
        margin: 0.5rem 0;
    }
    .btn-login,
    .btn-register {
        margin-left: 0;
        width: 100%;
        text-align: center;
    }
}

/* Small Mobile */
@media (max-width: 576px) {
    .stat-card {
        padding: 1rem;
    }
    .stat-card .stat-number {
        font-size: 1.5rem;
    }
    .stat-card i {
        font-size: 1.8rem;
    }

    .table {
        font-size: 0.65rem;
    }
    .table th, .table td {
        padding: 0.3rem 0.4rem !important;
    }

    .badge {
        font-size: 0.6rem !important;
        padding: 0.2rem 0.5rem !important;
    }

    h1 {
        font-size: 1.3rem !important;
    }

    .package-card.featured {
        transform: none;
    }

    .modal-body {
        padding: 1rem;
    }
}