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

:root {
    --primary-pink: #e91e63;
    --light-pink: #fce4ec;
    --medium-pink: #f8bbd9;
    --dark-pink: #c2185b;
    --rose: #ff4081;
    --white: #ffffff;
    --gray: #9e9e9e;
    --dark-gray: #424242;
    --shadow: 0 10px 30px rgba(233, 30, 99, 0.22);
    --shadow-hover: 0 14px 35px rgba(233, 30, 99, 0.32);
    --hero-icon-color: #5b1b64;
    --hero-text-color: #4b1b52;
    --hero-muted-color: #775981;
    --hero-button-color: #c03fac;
    --hero-gradient-start: rgba(255, 236, 245, 0.95);
    --hero-gradient-end: rgba(251, 232, 255, 0.95);
    --hero-card-shadow: 0 15px 40px rgba(118, 15, 75, 0.12);
    --hero-card-shadow-hover: 0 20px 50px rgba(118, 15, 75, 0.18);
}

body.female-theme {
    --primary-pink: #e91e63;
    --light-pink: #fce4ec;
    --medium-pink: #f8bbd9;
    --dark-pink: #c2185b;
    --rose: #ff4081;
    --gray: #9e9e9e;
    --dark-gray: #424242;
    --shadow: 0 10px 30px rgba(233, 30, 99, 0.22);
    --shadow-hover: 0 14px 35px rgba(233, 30, 99, 0.32);
    --hero-icon-color: #5b1b64;
    --hero-text-color: #4b1b52;
    --hero-muted-color: #775981;
    --hero-button-color: #c03fac;
    --hero-gradient-start: rgba(255, 236, 245, 0.95);
    --hero-gradient-end: rgba(251, 232, 255, 0.95);
    --hero-card-shadow: 0 15px 40px rgba(118, 15, 75, 0.12);
    --hero-card-shadow-hover: 0 20px 50px rgba(118, 15, 75, 0.18);
}

body.male-theme {
    --primary-pink: #1e88e5;
    --light-pink: #e3f2fd;
    --medium-pink: #bbdefb;
    --dark-pink: #0d47a1;
    --rose: #64b5f6;
    --gray: #78909c;
    --dark-gray: #37474f;
    --shadow: 0 10px 30px rgba(30, 136, 229, 0.22);
    --shadow-hover: 0 14px 35px rgba(30, 136, 229, 0.32);
    --hero-icon-color: #0d47a1;
    --hero-text-color: #143c63;
    --hero-muted-color: #4a6174;
    --hero-button-color: #1e88e5;
    --hero-gradient-start: rgba(223, 239, 255, 0.95);
    --hero-gradient-end: rgba(209, 227, 248, 0.95);
    --hero-card-shadow: 0 15px 40px rgba(13, 71, 161, 0.12);
    --hero-card-shadow-hover: 0 20px 50px rgba(13, 71, 161, 0.18);
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, var(--light-pink) 0%, var(--white) 100%);
    min-height: 100vh;
    direction: rtl;
}

/* Auth Styles */
.auth-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.auth-box {
    background: var(--white);
    padding: 40px;
    border-radius: 20px;
    box-shadow: var(--shadow);
    width: 100%;
    max-width: 400px;
    text-align: center;
}

.auth-box h1 {
    color: var(--primary-pink);
    margin-bottom: 10px;
    font-size: 2.5em;
}

.auth-box .subtitle {
    color: var(--gray);
    margin-bottom: 30px;
}

.auth-box .logo {
    font-size: 4em;
    margin-bottom: 20px;
}

.auth-switch {
    margin-top: 20px;
    color: var(--gray);
}

.auth-switch a {
    color: var(--primary-pink);
    text-decoration: none;
    font-weight: 600;
}

.auth-switch a:hover {
    text-decoration: underline;
}

/* Form Styles */
.form-group {
    margin-bottom: 20px;
    text-align: right;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    color: var(--dark-gray);
    font-weight: 500;
}

.form-group input, .form-group select, .form-group textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--light-pink);
    border-radius: 10px;
    font-size: 16px;
    transition: border-color 0.3s;
}

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

.gender-options {
    display: flex;
    gap: 20px;
    align-items: center;
}

.gender-options label {
    display: flex;
    align-items: center;
    gap: 6px;
    font-weight: 500;
    color: var(--dark-gray);
}

.gender-options input[type="radio"] {
    accent-color: var(--primary-pink);
}

/* Button Styles */
.btn {
    padding: 12px 30px;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 600;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-pink), var(--rose));
    color: var(--white);
    width: 100%;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(233, 30, 99, 0.4);
}

.btn-secondary {
    background: var(--light-pink);
    color: var(--primary-pink);
}

.btn-secondary:hover {
    background: var(--medium-pink);
}

.btn-danger {
    background: #f44336;
    color: white;
}

.btn-small {
    padding: 8px 15px;
    font-size: 14px;
}

/* Header */
.header {
    background: linear-gradient(135deg, var(--primary-pink), var(--rose));
    color: var(--white);
    padding: 15px 20px;
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: 0 2px 10px rgba(0,0,0,0.1);
}

.header-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
}

.header h1 {
    font-size: 1.5em;
}

.user-info {
    display: flex;
    align-items: center;
    gap: 15px;
}

.user-info span {
    background: rgba(255,255,255,0.2);
    padding: 5px 15px;
    border-radius: 20px;
}

.logout-btn {
    background: rgba(255,255,255,0.2);
    color: white;
    border: none;
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    transition: background 0.3s;
}

.logout-btn:hover {
    background: rgba(255,255,255,0.3);
}

/* Navigation */
.nav {
    background: var(--white);
    padding: 10px 20px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05);
    overflow-x: auto;
}

.nav-content {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    gap: 10px;
    justify-content: center;
    flex-wrap: wrap;
}

.nav-btn {
    background: var(--light-pink);
    color: var(--primary-pink);
    border: none;
    padding: 10px 20px;
    border-radius: 25px;
    cursor: pointer;
    transition: all 0.3s;
    font-weight: 500;
    white-space: nowrap;
}

.nav-btn:hover, .nav-btn.active {
    background: var(--primary-pink);
    color: var(--white);
}

/* Main Content */
.main-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 20px;
}

.section {
    display: none;
}

.section.active {
    display: block;
    animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

.section-title {
    color: var(--primary-pink);
    font-size: 1.8em;
    margin-bottom: 20px;
}

/* Cards */
.card {
    background: var(--white);
    border-radius: 15px;
    padding: 20px;
    margin-bottom: 20px;
    box-shadow: var(--shadow);
}

.card-title {
    color: var(--dark-pink);
    font-size: 1.2em;
    margin-bottom: 15px;
    border-bottom: 2px solid var(--light-pink);
    padding-bottom: 10px;
}

/* Stats Grid */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 15px;
    margin-bottom: 20px;
}

.stat-card {
    background: linear-gradient(135deg, var(--primary-pink), var(--rose));
    color: white;
    padding: 20px;
    border-radius: 15px;
    text-align: center;
}

.stat-number {
    font-size: 2.5em;
    font-weight: 700;
}

.stat-label {
    font-size: 0.9em;
    opacity: 0.9;
}

.dashboard-hero {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 20px;
    margin-bottom: 20px;
    align-items: stretch;
}

.hero-card {
    background: var(--white);
    border-radius: 24px;
    padding: 24px;
    box-shadow: var(--hero-card-shadow);
    cursor: pointer;
    transition: transform 0.25s ease, box-shadow 0.25s ease;
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.hero-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--hero-card-shadow-hover);
}

.hero-main {
    background: linear-gradient(135deg, var(--hero-gradient-start), var(--hero-gradient-end));
}

.hero-side {
    display: contents;
}

.hero-icon {
    width: 64px;
    height: 64px;
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.65);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 34px;
    color: var(--hero-icon-color);
    box-shadow: inset 0 0 12px rgba(255, 255, 255, 0.6);
}

.hero-card h3,
.hero-card h4 {
    margin: 0;
    color: var(--hero-text-color);
}

.hero-card p {
    margin: 0;
    color: var(--hero-muted-color);
    line-height: 1.5;
}

.hero-card .btn-light {
    align-self: flex-start;
    margin-top: auto;
    background: #fff;
    color: var(--hero-button-color);
    border-radius: 28px;
    padding: 10px 22px;
    box-shadow: 0 8px 20px rgba(255, 255, 255, 0.5);
}

/* Ingredients Grid */
.ingredients-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 15px;
}

.ingredient-card {
    background: var(--white);
    border: 2px solid var(--light-pink);
    border-radius: 12px;
    padding: 15px;
    transition: all 0.3s;
}

.ingredient-card:hover {
    border-color: var(--primary-pink);
    transform: translateY(-3px);
}

.ingredient-name {
    font-weight: 600;
    color: var(--dark-pink);
    font-size: 1.1em;
    margin-bottom: 8px;
}

.ingredient-info {
    color: var(--gray);
    font-size: 0.9em;
    margin-bottom: 5px;
}

.ingredient-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

/* Menu Grid */
.menu-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 20px;
}

/* Meal Card */
.meal-card {
    background: var(--white);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
    transition: all 0.3s;
    display: flex;
    flex-direction: column;
    min-height: 100%;
}

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

.meal-card.available {
    border: 2px solid var(--rose);
}

.meal-card.unavailable {
    border: 2px dashed var(--gray);
    filter: grayscale(100%);
    opacity: 0.85;
}

.meal-image {
    position: relative;
    height: 180px;
    overflow: hidden;
    background: var(--light-pink);
}

.meal-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    transition: transform 0.4s ease;
}

.meal-card:hover .meal-image img {
    transform: scale(1.05);
}

.meal-availability {
    position: absolute;
    top: 12px;
    right: 12px;
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85em;
    font-weight: 600;
}

.meal-availability.available {
    background: rgba(233, 30, 99, 0.9);
    color: white;
}

.meal-availability.missing {
    background: rgba(66, 66, 66, 0.85);
    color: white;
}

.meal-content {
    padding: 18px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    flex: 1;
}

.meal-name {
    font-size: 1.2em;
    font-weight: 600;
    color: var(--dark-pink);
    margin-bottom: 8px;
}

.meal-category {
    display: inline-block;
    background: var(--light-pink);
    color: var(--primary-pink);
    padding: 3px 12px;
    border-radius: 15px;
    font-size: 0.8em;
    margin-bottom: 10px;
}

.meal-calories {
    color: var(--rose);
    font-weight: 600;
    margin-bottom: 10px;
}

.meal-ingredients {
    font-size: 0.85em;
    color: var(--gray);
}

.missing-ingredient {
    color: #f44336;
    font-weight: 500;
}

.meal-actions {
    margin-top: auto;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

/* Category Filter */
.category-filter {
    display: flex;
    gap: 10px;
    margin-bottom: 20px;
    flex-wrap: wrap;
}

.filter-btn {
    background: var(--white);
    border: 2px solid var(--light-pink);
    padding: 8px 20px;
    border-radius: 20px;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--dark-gray);
}

.filter-btn:hover, .filter-btn.active {
    background: var(--primary-pink);
    color: var(--white);
    border-color: var(--primary-pink);
}

/* Week Planner */
.week-planner {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 15px;
}

.day-card {
    background: var(--white);
    border-radius: 12px;
    padding: 15px;
    text-align: center;
    border: 2px solid var(--light-pink);
}

.day-name {
    font-weight: 600;
    color: var(--primary-pink);
    margin-bottom: 10px;
    font-size: 1.1em;
}

.day-meal {
    background: var(--light-pink);
    padding: 10px;
    border-radius: 8px;
    margin-bottom: 8px;
    font-size: 0.9em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.day-meal.available {
    background: linear-gradient(135deg, #fff5f8, var(--medium-pink));
    border: 1px solid var(--rose);
}

.day-meal.unavailable {
    background: #f5f5f5;
    color: var(--gray);
}

.add-meal-btn {
    background: var(--light-pink);
    border: 2px dashed var(--primary-pink);
    color: var(--primary-pink);
    padding: 8px;
    border-radius: 8px;
    cursor: pointer;
    width: 100%;
    transition: all 0.3s;
}

.add-meal-btn:hover {
    background: var(--primary-pink);
    color: white;
}

/* Shopping List */
.shopping-list {
    background: var(--white);
    border-radius: 15px;
    padding: 20px;
}

.shopping-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 0;
    border-bottom: 1px solid var(--light-pink);
}

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

.shopping-item-info {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.shopping-item-name {
    font-weight: 500;
}

.shopping-item-qty {
    background: var(--rose);
    color: white;
    padding: 3px 12px;
    border-radius: 15px;
    font-size: 0.9em;
}

.shopping-item .btn {
    min-width: 110px;
    justify-content: center;
}

.shopping-item .btn.purchased {
    background: #e0e0e0;
    color: #4caf50;
    cursor: default;
}

/* Modal */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0,0,0,0.5);
    justify-content: center;
    align-items: center;
    z-index: 1000;
    padding: 20px;
}

.modal.active {
    display: flex;
}

.modal-content {
    background: var(--white);
    border-radius: 15px;
    padding: 30px;
    width: 90%;
    max-width: 500px;
    max-height: 90vh;
    overflow-y: auto;
    animation: slideUp 0.3s ease;
}

.meal-details-content {
    max-width: 900px;
}

.meal-details-body {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 20px;
    align-items: start;
}

.meal-details-image img {
    width: 100%;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.08);
}

.meal-details-category {
    color: var(--dark-pink);
    font-weight: 600;
    margin-bottom: 10px;
}

.meal-details-calories {
    color: #ff7043;
    margin-bottom: 20px;
    font-weight: 600;
}

.meal-details-ingredients ul {
    list-style: none;
    padding: 0;
}

.meal-details-ingredients li {
    padding: 8px 0;
    border-bottom: 1px dashed var(--light-pink);
}

.meal-details-instructions p {
    line-height: 1.8;
    color: var(--dark-gray);
}

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

.modal-title {
    color: var(--primary-pink);
    font-size: 1.4em;
}

.close-btn {
    background: none;
    border: none;
    font-size: 1.5em;
    cursor: pointer;
    color: var(--gray);
}

/* Ingredient Selector */
.ingredient-selector {
    max-height: 200px;
    overflow-y: auto;
    border: 2px solid var(--light-pink);
    border-radius: 10px;
    padding: 10px;
    margin-bottom: 15px;
}

.ingredient-option {
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 8px;
    border-radius: 8px;
    cursor: pointer;
    transition: background 0.3s;
}

.ingredient-option:hover {
    background: var(--light-pink);
}

.ingredient-option input[type="checkbox"] {
    accent-color: var(--primary-pink);
    width: 18px;
    height: 18px;
}

.ingredient-qty-input {
    width: 60px;
    padding: 5px;
    border: 1px solid var(--light-pink);
    border-radius: 5px;
    text-align: center;
}

.ingredient-search {
    width: 100%;
    padding: 10px 12px;
    border: 2px solid var(--light-pink);
    border-radius: 10px;
    margin-bottom: 10px;
    font-size: 0.95em;
}

.ingredient-search:focus {
    outline: none;
    border-color: var(--primary-pink);
}

.ingredient-hint {
    font-size: 0.9em;
    color: var(--gray);
    margin: 8px 0 12px;
    line-height: 1.6;
}

.ingredient-essential-switch {
    display: inline-flex;
    align-items: center;
    gap: 5px;
    font-size: 0.85em;
    color: var(--dark-gray);
    user-select: none;
}

.ingredient-essential-switch input {
    accent-color: var(--primary-pink);
}

.selected-ingredient-chip {
    background: var(--light-pink);
    color: #4a235a;
    padding: 6px 10px;
    border-radius: 16px;
    margin: 4px;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.9em;
}

.selected-ingredient-chip .chip-badge {
    background: var(--primary-pink);
    color: white;
    padding: 2px 8px;
    border-radius: 10px;
    font-size: 0.75em;
}

.selected-ingredient-chip .chip-badge.optional {
    background: #ffb74d;
    color: #4e342e;
}

.selected-ingredients-wrapper {
    display: flex;
    flex-wrap: wrap;
    gap: 16px;
    margin-top: 20px;
}

.selected-ingredients-group {
    flex: 1;
    min-width: 240px;
    background: #fff7fb;
    border-radius: 18px;
    padding: 16px;
    border: 1px solid rgba(255, 105, 180, 0.2);
}

.selected-ingredients-group.optional {
    background: #f7fbff;
    border-color: rgba(120, 144, 255, 0.25);
}

.selected-ingredients-group h4 {
    margin: 0;
    font-size: 1rem;
    color: #5c476f;
}

.selected-ingredient-list {
    min-height: 56px;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.selected-ingredient-list.empty {
    font-size: 0.9rem;
    color: #9c8ca9;
    font-style: italic;
}

.meal-details-ingredients {
    margin-top: 15px;
}

.meal-details-group {
    margin-bottom: 18px;
}

.meal-details-group.optional h4 {
    color: #4d5b80;
}

.meal-details-group ul {
    list-style: none;
    margin: 10px 0 0;
    padding: 0;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.meal-details-group li {
    margin: 0;
    padding: 0;
}

.meal-ingredient-item {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    background: rgba(255, 192, 203, 0.25);
    padding: 6px 10px;
    border-radius: 14px;
    margin: 4px;
    font-size: 0.9em;
}

.meal-ingredient-item .chip-badge {
    margin-inline-start: 4px;
}

/* Image Upload */
.image-upload-container {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.image-upload-container input[type="file"] {
    display: none;
}

.image-preview {
    width: 100%;
    height: 150px;
    border: 2px dashed var(--light-pink);
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: pointer;
    overflow: hidden;
    background: var(--light-pink);
    transition: all 0.3s;
}

.image-preview:hover {
    border-color: var(--primary-pink);
}

.image-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-preview span {
    color: var(--gray);
    text-align: center;
    padding: 20px;
}

/* Calories Summary */
.calories-summary {
    background: linear-gradient(135deg, var(--rose), var(--primary-pink));
    color: white;
    padding: 15px 20px;
    border-radius: 12px;
    margin-top: 20px;
    text-align: center;
}

.calories-total {
    font-size: 2em;
    font-weight: 700;
}

/* Loading Overlay */
.loading-overlay {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255,255,255,0.8);
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.loading-overlay.active {
    display: flex;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 4px solid var(--light-pink);
    border-top-color: var(--primary-pink);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Toast Notification */
.toast {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: var(--dark-gray);
    color: white;
    padding: 15px 30px;
    border-radius: 10px;
    z-index: 3000;
    opacity: 0;
    transition: all 0.3s ease;
}

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

.toast.success {
    background: #4caf50;
}

.toast.error {
    background: #f44336;
}

/* Scrollbar */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: var(--light-pink);
}

::-webkit-scrollbar-thumb {
    background: var(--primary-pink);
    border-radius: 4px;
}

/* Responsive */
@media (max-width: 768px) {
    .header h1 {
        font-size: 1.2em;
    }
    .nav-content {
        justify-content: flex-start;
    }
    .section-title {
        font-size: 1.4em;
    }
    .menu-grid {
        grid-template-columns: 1fr;
    }
    .dashboard-hero {
        grid-template-columns: 1fr;
    }

    .hero-side {
        flex-direction: row;
        flex-wrap: wrap;
    }

    .hero-card {
        flex: 1 1 calc(50% - 10px);
    }
}