/* PollyDogs Grooming - Greyscale Theme */
:root {
    --black: #1a1a1a;
    --dark-grey: #333;
    --medium-grey: #666;
    --grey: #999;
    --light-grey: #ccc;
    --lighter-grey: #e5e5e5;
    --off-white: #f5f5f5;
    --white: #fff;
    --accent: #555;
    --accent-hover: #333;
    --success: #4a4a4a;
    --danger: #8a3a3a;
    --warning: #8a7a3a;
}

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

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

a { color: var(--accent); text-decoration: none; transition: color 0.3s; }
a:hover { color: var(--black); }

/* Header */
.site-header {
    background: var(--white);
    border-bottom: 3px solid var(--lighter-grey);
    padding: 15px 0;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.08);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    position: relative;
    width: 120px;
    height: auto;
}

.logo img {
    width: 120px;
    height: auto;
    transition: opacity 0.4s ease;
    display: block;
}

.logo .logo-color {
    position: absolute;
    top: 0;
    left: 0;
    opacity: 0;
}

.logo:hover .logo-grey { opacity: 0; }
.logo:hover .logo-color { opacity: 1; }

nav ul {
    list-style: none;
    display: flex;
    gap: 30px;
}

nav a {
    color: var(--dark-grey);
    font-weight: 500;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    padding: 5px 0;
    border-bottom: 2px solid transparent;
    transition: all 0.3s;
}

nav a:hover, nav a.active {
    color: var(--black);
    border-bottom-color: var(--dark-grey);
}

.mobile-toggle {
    display: none;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--dark-grey);
}

/* Hero */
.hero {
    background: linear-gradient(135deg, var(--dark-grey), var(--medium-grey));
    color: var(--white);
    text-align: center;
    padding: 80px 20px;
}

.hero h1 {
    font-size: 2.8rem;
    margin-bottom: 15px;
    font-weight: 300;
    letter-spacing: 2px;
}

.hero p {
    font-size: 1.2rem;
    color: var(--light-grey);
    max-width: 600px;
    margin: 0 auto 30px;
}

.btn {
    display: inline-block;
    padding: 12px 30px;
    border: 2px solid var(--white);
    color: var(--white);
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.9rem;
    transition: all 0.3s;
    cursor: pointer;
    background: transparent;
    font-family: inherit;
}

.btn:hover {
    background: var(--white);
    color: var(--dark-grey);
}

.btn-dark {
    background: var(--dark-grey);
    color: var(--white);
    border-color: var(--dark-grey);
}

.btn-dark:hover {
    background: var(--black);
    border-color: var(--black);
    color: var(--white);
}

.btn-sm { padding: 8px 20px; font-size: 0.8rem; }

/* Sections */
.section {
    padding: 60px 20px;
    max-width: 1200px;
    margin: 0 auto;
}

.section-dark {
    background: var(--dark-grey);
    color: var(--white);
    max-width: none;
}

.section-alt {
    background: var(--white);
    max-width: none;
}

.section-title {
    text-align: center;
    font-size: 2rem;
    font-weight: 300;
    letter-spacing: 2px;
    margin-bottom: 40px;
    text-transform: uppercase;
    color: var(--dark-grey);
}

.section-dark .section-title { color: var(--white); }

.section-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* About */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    align-items: center;
}

.about-text h3 {
    font-size: 1.5rem;
    margin-bottom: 15px;
    font-weight: 400;
}

.about-text p {
    color: var(--medium-grey);
    margin-bottom: 15px;
}

/* Services */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
}

.service-card {
    background: var(--white);
    padding: 30px;
    text-align: center;
    border: 1px solid var(--lighter-grey);
    transition: transform 0.3s, box-shadow 0.3s;
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px rgba(0,0,0,0.1);
}

.service-card .icon {
    font-size: 2.5rem;
    margin-bottom: 15px;
}

.service-card h3 {
    font-size: 1.2rem;
    margin-bottom: 10px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.service-card p {
    color: var(--medium-grey);
    font-size: 0.95rem;
}

/* Photo Gallery */
.gallery-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(450px, 1fr));
    gap: 25px;
    max-width: 1000px;
    margin: 0 auto;
    justify-content: center;
}

.gallery-item {
    background: var(--white);
    border: 1px solid var(--lighter-grey);
    overflow: hidden;
}

.gallery-photos {
    display: grid;
    grid-template-columns: 1fr 1fr;
}

.gallery-photos img {
    width: 100%;
    height: 300px;
    object-fit: cover;
    filter: grayscale(30%);
    transition: filter 0.3s;
}

.gallery-item:hover .gallery-photos img {
    filter: grayscale(0%);
}

.gallery-label {
    text-align: center;
    padding: 3px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    background: var(--off-white);
    color: var(--medium-grey);
}

.gallery-info {
    padding: 15px;
    text-align: center;
}

.gallery-info h4 { font-weight: 500; margin-bottom: 5px; }
.gallery-info p { color: var(--medium-grey); font-size: 0.9rem; }

/* Calendar */
.calendar-wrapper {
    max-width: 900px;
    margin: 0 auto;
}

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

.calendar-header h3 {
    font-size: 1.3rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.calendar-nav {
    background: none;
    border: 1px solid var(--light-grey);
    padding: 8px 15px;
    cursor: pointer;
    font-size: 1rem;
    color: var(--dark-grey);
    transition: all 0.3s;
}

.calendar-nav:hover {
    background: var(--dark-grey);
    color: var(--white);
}

.calendar-grid {
    display: grid;
    grid-template-columns: repeat(7, 1fr);
    gap: 1px;
    background: var(--lighter-grey);
    border: 1px solid var(--lighter-grey);
}

.calendar-day-header {
    background: var(--dark-grey);
    color: var(--white);
    padding: 10px;
    text-align: center;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.calendar-day {
    background: var(--white);
    min-height: 90px;
    padding: 8px;
    position: relative;
}

.calendar-day.empty { background: var(--off-white); }
.calendar-day.today { border: 2px solid var(--dark-grey); }
.calendar-day.past { opacity: 0.5; }

.calendar-day .day-number {
    font-weight: 600;
    font-size: 0.9rem;
    margin-bottom: 5px;
}

.calendar-day .slot {
    display: block;
    background: var(--lighter-grey);
    color: var(--dark-grey);
    padding: 2px 5px;
    margin: 2px 0;
    font-size: 0.7rem;
    cursor: pointer;
    border: none;
    width: 100%;
    text-align: left;
    transition: all 0.2s;
    font-family: inherit;
}

.calendar-day .slot:hover {
    background: var(--dark-grey);
    color: var(--white);
}

.calendar-day .slot.booked {
    background: var(--grey);
    color: var(--white);
    cursor: not-allowed;
    text-decoration: line-through;
}

/* Booking Form */
.booking-modal {
    display: none;
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    background: rgba(0,0,0,0.6);
    z-index: 200;
    justify-content: center;
    align-items: center;
}

.booking-modal.active { display: flex; }

.booking-form {
    background: var(--white);
    padding: 40px;
    max-width: 500px;
    width: 90%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
}

.booking-form h3 {
    font-size: 1.3rem;
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 25px;
}

.booking-close {
    position: absolute;
    top: 15px;
    right: 20px;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--grey);
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--medium-grey);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 10px;
    border: 1px solid var(--light-grey);
    font-size: 1rem;
    font-family: inherit;
    color: var(--dark-grey);
    background: var(--white);
    transition: border-color 0.3s;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--dark-grey);
}

.form-group textarea { min-height: 80px; resize: vertical; }

/* Contact / Location */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
}

.contact-info h3 {
    font-size: 1.2rem;
    font-weight: 500;
    margin-bottom: 15px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.contact-info p {
    margin-bottom: 10px;
    color: var(--medium-grey);
}

.contact-info .detail {
    display: flex;
    gap: 10px;
    margin-bottom: 12px;
    align-items: flex-start;
}

.contact-info .detail .label {
    font-weight: 600;
    min-width: 80px;
    color: var(--dark-grey);
}

/* Footer */
.site-footer {
    background: var(--black);
    color: var(--grey);
    text-align: center;
    padding: 30px 20px;
    font-size: 0.9rem;
}

.site-footer a { color: var(--light-grey); }

/* Flash Messages */
.flash {
    padding: 12px 20px;
    margin: 10px 20px;
    max-width: 1200px;
    margin-left: auto;
    margin-right: auto;
    font-size: 0.95rem;
}

.flash-success { background: #e8e8e8; border-left: 4px solid var(--dark-grey); }
.flash-error { background: #f5e5e5; border-left: 4px solid var(--danger); }

/* Admin Styles */
.admin-layout {
    display: grid;
    grid-template-columns: 220px 1fr;
    min-height: 100vh;
}

.admin-sidebar {
    background: var(--black);
    color: var(--white);
    padding: 20px 0;
}

.admin-sidebar h2 {
    padding: 0 20px 20px;
    font-size: 1.1rem;
    font-weight: 400;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--dark-grey);
    margin-bottom: 10px;
}

.admin-sidebar a {
    display: block;
    padding: 10px 20px;
    color: var(--grey);
    transition: all 0.2s;
    font-size: 0.95rem;
}

.admin-sidebar a:hover,
.admin-sidebar a.active {
    background: var(--dark-grey);
    color: var(--white);
}

.admin-main {
    padding: 30px;
    background: var(--off-white);
}

.admin-main h2 {
    font-size: 1.5rem;
    font-weight: 400;
    letter-spacing: 1px;
    margin-bottom: 25px;
    text-transform: uppercase;
}

.admin-card {
    background: var(--white);
    padding: 25px;
    margin-bottom: 20px;
    border: 1px solid var(--lighter-grey);
}

.admin-card h3 {
    font-size: 1.1rem;
    margin-bottom: 15px;
    font-weight: 500;
}

/* Tables */
.data-table {
    width: 100%;
    border-collapse: collapse;
    background: var(--white);
    border: 1px solid var(--lighter-grey);
}

.data-table th {
    background: var(--dark-grey);
    color: var(--white);
    padding: 12px 15px;
    text-align: left;
    font-weight: 500;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.data-table td {
    padding: 10px 15px;
    border-bottom: 1px solid var(--lighter-grey);
    font-size: 0.95rem;
}

.data-table tr:hover { background: var(--off-white); }

.status-badge {
    display: inline-block;
    padding: 3px 10px;
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.status-pending { background: #e8e8e8; color: var(--dark-grey); }
.status-confirmed { background: var(--dark-grey); color: var(--white); }
.status-completed { background: var(--black); color: var(--white); }
.status-cancelled { background: var(--lighter-grey); color: var(--grey); text-decoration: line-through; }

/* Login */
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--off-white);
}

.login-box {
    background: var(--white);
    padding: 40px;
    width: 100%;
    max-width: 400px;
    border: 1px solid var(--lighter-grey);
    text-align: center;
}

.login-box h2 {
    font-weight: 300;
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 30px;
}

.login-box .logo {
    margin: 0 auto 20px;
}

/* Stats */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 20px;
    margin-bottom: 30px;
}

.stat-card {
    background: var(--white);
    padding: 25px;
    text-align: center;
    border: 1px solid var(--lighter-grey);
}

.stat-card .number {
    font-size: 2rem;
    font-weight: 300;
    color: var(--dark-grey);
}

.stat-card .label {
    font-size: 0.8rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--grey);
    margin-top: 5px;
}

/* Photo upload */
.photo-preview {
    max-width: 200px;
    max-height: 150px;
    object-fit: cover;
    border: 1px solid var(--lighter-grey);
    margin: 5px;
}

/* Responsive */
@media (max-width: 768px) {
    .mobile-toggle { display: block; }

    nav ul {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        flex-direction: column;
        padding: 20px;
        gap: 15px;
        border-bottom: 3px solid var(--lighter-grey);
    }

    nav ul.open { display: flex; }

    .logo, .logo img { width: 90px; }
    .hero h1 { font-size: 2rem; }
    .about-grid, .contact-grid { grid-template-columns: 1fr; }
    .gallery-grid { grid-template-columns: 1fr; }
    .gallery-photos img { height: 200px; }
    .calendar-day { min-height: 60px; padding: 4px; }
    .calendar-day .day-number { font-size: 0.75rem; }
    .calendar-day .slot { font-size: 0.6rem; }

    .admin-layout {
        grid-template-columns: 1fr;
    }
    .admin-topbar {
        display: flex !important;
    }
    .admin-mobile-toggle {
        display: block !important;
    }
    .admin-sidebar {
        display: none;
        flex-direction: column;
        padding: 0;
        position: absolute;
        top: 48px;
        left: 0;
        right: 0;
        z-index: 200;
        box-shadow: 0 5px 15px rgba(0,0,0,0.3);
    }
    .admin-sidebar.open {
        display: flex;
    }
    .admin-sidebar h2 { display: none; }
    .admin-sidebar a {
        padding: 14px 20px;
        border-bottom: 1px solid var(--dark-grey);
        font-size: 0.95rem;
    }
    .admin-main {
        padding: 15px;
    }
}

/* Admin: secondary buttons need to be visible on the light admin background */
.admin-layout .btn:not(.btn-dark) {
    background: var(--white);
    border-color: var(--dark-grey);
    color: var(--dark-grey);
}
.admin-layout .btn:not(.btn-dark):hover {
    background: var(--dark-grey);
    color: var(--white);
}