/**
 * CookBudget - Modern UI/UX Stylesheet FINAL
 * Version 2.2 - Corrections : scroll + responsive + double scrollbar
 */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;500;600;700&display=swap');

:root {
    --primary-color: #e91e63;
    --primary-dark: #c2185b;
    --primary-light: #f8bbd0;
    --secondary-color: #757575;
    --success-color: #4caf50;
    --warning-color: #ff9800;
    --danger-color: #f44336;
    --info-color: #2196f3;
    --text-dark: #212121;
    --text-light: #757575;
    --text-white: #ffffff;
    --bg-light: #f5f5f5;
    --bg-white: #ffffff;
    --border-color: #e0e0e0;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 12px 32px rgba(0, 0, 0, 0.18);
    --spacing-xs: 4px;
    --spacing-sm: 8px;
    --spacing-md: 16px;
    --spacing-lg: 24px;
    --spacing-xl: 32px;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-full: 9999px;
    --transition-fast: 0.15s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    --z-dropdown: 1000;
    --z-sticky: 1020;
    --z-fixed: 1030;
    --z-modal-backdrop: 1040;
    --z-modal: 1050;
    --z-toast: 1060;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: var(--bg-light);
    min-height: 100vh;
    min-width: 320px;
    /* Minimum phone width - prevents shrinking below this */
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
    position: relative;
}

.page-content {
    animation: fadeIn 0.4s ease-in;
    flex: 1;
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

.container {
    max-width: 1200px;
    width: 100%;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.main-content {
    flex: 1 0 auto;
    padding: var(--spacing-xl) 0;
    padding-top: 100px;
    width: 100%;
}

.main-header {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
    box-shadow: var(--shadow-md);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: var(--z-fixed);
    overflow-x: hidden;
}

.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0 var(--spacing-lg);
    gap: var(--spacing-lg);
    min-height: 70px;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    margin: 0;
}

.main-nav {
    display: flex;
    gap: 0;
    align-items: center;
    justify-content: center;
    flex: 1;
}

.auth-nav {
    gap: var(--spacing-md);
    justify-content: flex-end;
}

.nav-link {
    display: flex;
    align-items: center;
    gap: 6px;
    color: var(--text-white);
    text-decoration: none;
    padding: 12px 20px;
    border-radius: var(--radius-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    font-weight: 500;
    font-size: 0.95rem;
    position: relative;
    white-space: nowrap;
}

.nav-icon {
    font-size: 1.1rem;
    display: inline-flex;
    transition: var(--transition-base);
}

.nav-link:hover {
    background-color: rgba(255, 255, 255, 0.15);
    transform: translateY(-2px);
}

.nav-link:hover .nav-icon {
    transform: scale(1.2);
}

.nav-link.active {
    background-color: rgba(255, 255, 255, 0.25);
    box-shadow: 0 2px 8px rgba(0, 0, 0, 0.2);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--text-white);
    transition: all 0.3s ease;
    transform: translateX(-50%);
}

.nav-link:hover::after {
    width: 60%;
}

.nav-link.active::after {
    width: 70%;
    height: 3px;
}

.user-menu {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.user-email {
    font-size: 0.9rem;
    opacity: 0.95;
    font-weight: 500;
}

.burger-menu {
    display: none;
    flex-direction: column;
    gap: 5px;
    cursor: pointer;
    padding: var(--spacing-sm);
    z-index: 1001;
}

.burger-menu span {
    width: 28px;
    height: 3px;
    background: var(--text-white);
    border-radius: var(--radius-full);
    transition: all 0.3s ease;
}

.burger-menu.active span:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.burger-menu.active span:nth-child(2) {
    opacity: 0;
}

.burger-menu.active span:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -8px);
}

.main-footer {
    background: linear-gradient(135deg, #2c3e50, #34495e);
    color: var(--text-white);
    padding: var(--spacing-xl) 0;
    margin-top: auto;
    width: 100%;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-md);
    text-align: center;
}

.footer-text {
    margin: 0;
    font-size: 0.9rem;
    opacity: 0.9;
}

.footer-nav {
    display: flex;
    gap: var(--spacing-md);
    flex-wrap: wrap;
    justify-content: center;
}

.footer-link {
    color: var(--text-white);
    text-decoration: none;
    transition: var(--transition-base);
}

.footer-link:hover {
    color: var(--primary-color);
}

.footer-separator {
    opacity: 0.5;
}

.toast-container {
    position: fixed;
    top: 100px;
    right: var(--spacing-lg);
    z-index: var(--z-toast);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    background: var(--bg-white);
    padding: var(--spacing-md) var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
    min-width: 300px;
    border-left: 4px solid var(--primary-color);
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-base);
    text-decoration: none;
    font-family: 'Poppins', sans-serif;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-logout {
    background-color: rgba(255, 255, 255, 0.2);
    color: var(--text-white);
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-group label {
    display: block;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    color: var(--text-dark);
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 14px 16px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: 'Poppins', sans-serif;
    background-color: var(--bg-white);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px rgba(233, 30, 99, 0.1);
}

.card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-sm);
    transition: var(--transition-base);
}

.hero {
    text-align: center;
    padding: 60px 20px;
    background: linear-gradient(135deg, rgba(233, 30, 99, 0.1), rgba(194, 24, 91, 0.05));
    border-radius: var(--radius-xl);
    margin-bottom: var(--spacing-xl);
}

.hero h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: var(--spacing-md);
    font-weight: 700;
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.feature-card {
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    text-align: center;
    transition: var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-lg);
}

.feature-icon {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
}

.budget-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.budget-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
}

.progress-bar {
    height: 32px;
    background-color: var(--bg-light);
    border-radius: var(--radius-full);
    overflow: hidden;
}

.progress-fill {
    height: 100%;
    border-radius: var(--radius-full);
    transition: width 1s ease;
}

.progress-green {
    background: linear-gradient(90deg, var(--success-color), #66bb6a);
}

.progress-orange {
    background: linear-gradient(90deg, var(--warning-color), #ffb74d);
}

.progress-red {
    background: linear-gradient(90deg, var(--danger-color), #ef5350);
}

.modal {
    display: none;
    position: fixed;
    z-index: var(--z-modal);
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
}

.modal-content {
    background-color: var(--bg-white);
    margin: 5% auto;
    padding: 0;
    border-radius: var(--radius-xl);
    width: 90%;
    max-width: 500px;
    box-shadow: var(--shadow-xl);
}

/* RESPONSIVE */
@media (max-width: 768px) {

    html,
    body {
        overflow-x: hidden;
        width: 100%;
        position: relative;
    }

    .header-content {
        padding: 0 var(--spacing-md);
    }

    .burger-menu {
        display: flex !important;
    }

    .main-nav {
        position: fixed !important;
        top: 70px !important;
        left: -100% !important;
        width: 100% !important;
        height: auto !important;
        max-height: calc(100vh - 70px) !important;
        background: linear-gradient(135deg, var(--primary-color), var(--primary-dark)) !important;
        flex-direction: column !important;
        padding: var(--spacing-lg) !important;
        transition: left 0.4s ease !important;
        overflow-y: auto !important;
        z-index: 999 !important;
        box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3) !important;
    }

    .main-nav.active {
        left: 0 !important;
    }

    .nav-link {
        width: 100% !important;
        justify-content: flex-start !important;
        padding: 16px 20px !important;
        font-size: 1.1rem !important;
        background: rgba(255, 255, 255, 0.1) !important;
        border-radius: 12px !important;
        margin-bottom: 8px !important;
    }

    .nav-link .nav-icon {
        font-size: 1.3rem !important;
        margin-right: 12px !important;
    }

    .nav-link .nav-text {
        display: inline !important;
        font-weight: 500 !important;
    }

    .nav-link::after {
        display: none !important;
    }

    .nav-link.active {
        background: rgba(255, 255, 255, 0.25) !important;
        font-weight: 600 !important;
    }

    .user-menu {
        flex-direction: column !important;
        width: 100% !important;
        align-items: stretch !important;
        margin-top: 20px !important;
        padding-top: 20px !important;
        border-top: 1px solid rgba(255, 255, 255, 0.2) !important;
    }

    .user-email {
        padding: 12px 20px !important;
        background: rgba(255, 255, 255, 0.1) !important;
        border-radius: 12px !important;
        margin-bottom: 8px !important;
        text-align: center !important;
    }

    .btn-logout {
        width: 100% !important;
        justify-content: center !important;
        padding: 14px !important;
        border-radius: 12px !important;
    }

    /* Hide nav-dropdown on mobile - show items directly */
    .nav-dropdown {
        width: 100% !important;
    }

    .dropdown-toggle {
        width: 100% !important;
        justify-content: flex-start !important;
        padding: 16px 20px !important;
        background: rgba(255, 255, 255, 0.1) !important;
        border-radius: 12px !important;
    }

    .hero h2 {
        font-size: 1.8rem !important;
    }

    .features-grid {
        grid-template-columns: 1fr !important;
    }

    .budget-summary {
        grid-template-columns: 1fr !important;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    /* Hide overflow elements on mobile header */
    .user-menu {
        display: none !important;
        /* Hidden - accessible via burger menu */
    }

    /* When nav is active, show user menu inside */
    .main-nav.active .user-menu {
        display: flex !important;
        flex-direction: column !important;
        width: 100% !important;
        align-items: stretch !important;
        margin-top: 20px !important;
        padding-top: 20px !important;
        border-top: 1px solid rgba(255, 255, 255, 0.2) !important;
    }

    /* Fix header layout on mobile */
    .header-content {
        flex-wrap: nowrap !important;
        justify-content: space-between !important;
    }

    /* Dark mode toggle hidden on mobile (accessible in settings) */
    .nav-dropdown,
    [data-theme-toggle] {
        display: none !important;
    }

    /* Show dropdown items in burger menu when active */
    .main-nav.active .nav-dropdown {
        display: block !important;
        width: 100% !important;
    }
}

@media (max-width: 480px) {
    .hero h2 {
        font-size: 1.5rem !important;
    }

    .feature-icon {
        font-size: 2.5rem !important;
    }
}