:root {
    --primary: #2563eb;
    --primary-dark: #1e40af;
    --primary-light: #eff6ff;
    --accent: #0ea5e9;
    --bg-main: #f8fafc;
    --text-main: #0f172a;
    --text-muted: #64748b;
    --glass: rgba(255, 255, 255, 0.7);
    --card-bg: rgba(255, 255, 255, 0.9);
    --card-border: rgba(226, 232, 240, 0.8);
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

[data-theme="dark"] {
    --bg-main: #020617;
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --glass: rgba(15, 23, 42, 0.7);
    --card-bg: rgba(15, 23, 42, 0.85);
    --card-border: rgba(30, 41, 59, 0.7);
    --primary-light: rgba(37, 99, 235, 0.15);
    --primary: #3b82f6;
}

[data-theme="eye-protection"] {
    --bg-main: #f4ecd8;
    --text-main: #5b4636;
    --text-muted: #8c735e;
    --glass: rgba(244, 236, 216, 0.8);
    --card-bg: #fdf6e3;
    --card-border: #e6dec9;
    --primary: #8b5e3c;
    --primary-dark: #6f4a30;
    --primary-light: #efe6d1;
    --accent: #d4a373;
}

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    background-color: var(--bg-main);
    color: var(--text-main);
    margin: 0;
    line-height: 1.5;
    transition: background-color 0.3s ease, color 0.3s ease;
    min-height: 100vh;
}

#bg-animation-canvas {
    pointer-events: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100vw;
    height: 100vh;
    z-index: -1;
    opacity: 1;
    /* Increased from 0.6 */
}

h1,
h2,
h3,
h4,
h5,
h6 {
    color: var(--text-main);
}

p {
    color: var(--text-muted);
}

.navbar {
    background: var(--glass);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.05);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 1000;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
    width: 100%;
    box-sizing: border-box;
}

@media (max-width: 640px) {
    .container {
        padding: 0 1rem;
    }
}

.card-custom {
    background: var(--card-bg);
    backdrop-filter: blur(8px);
    border-radius: 1.5rem;
    padding: 2.5rem;
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-md);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    z-index: 2;
}

/* Utility Spacing Classes */
.mt-1 {
    margin-top: 0.25rem !important;
}

.mt-2 {
    margin-top: 0.5rem !important;
}

.mt-3 {
    margin-top: 1rem !important;
}

.mt-4 {
    margin-top: 1.5rem !important;
}

.mt-5 {
    margin-top: 3rem !important;
}

.mb-1 {
    margin-bottom: 0.25rem !important;
}

.mb-2 {
    margin-bottom: 0.5rem !important;
}

.mb-3 {
    margin-bottom: 1rem !important;
}

.mb-4 {
    margin-bottom: 1.5rem !important;
}

.mb-5 {
    margin-bottom: 3rem !important;
}

.pt-1 {
    padding-top: 0.25rem !important;
}

.pt-2 {
    padding-top: 0.5rem !important;
}

.pt-3 {
    padding-top: 1rem !important;
}

.pt-4 {
    padding-top: 1.5rem !important;
}

.pt-5 {
    padding-top: 3rem !important;
}

.container {
    position: relative;
    z-index: 10;
}

.card-custom:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    border-color: var(--primary);
}

/* Premium Search UI */
.search-premium-container {
    position: relative;
    max-width: 500px;
    width: 100%;
    margin: 0 auto 3.5rem;
    display: flex;
    align-items: center;
}

.search-mini-icon {
    position: absolute;
    left: 1.25rem;
    color: var(--text-muted);
    width: 20px;
    height: 20px;
    pointer-events: none;
    z-index: 2;
    transition: all 0.3s ease;
}

.search-premium-container:focus-within .search-mini-icon {
    color: var(--primary);
    transform: scale(1.1);
}

.search-premium-input {
    width: 100%;
    padding: 1.1rem 1.1rem 1.1rem 3.5rem;
    background: var(--card-bg);
    border: 2px solid var(--card-border);
    border-radius: 1.25rem;
    font-size: 1rem;
    font-weight: 600;
    color: var(--text-main);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: var(--shadow-sm);
}

.search-premium-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 10px 30px -10px rgba(37, 99, 235, 0.2), 0 0 0 5px var(--primary-light);
    transform: translateY(-2px);
}

/* Eye Protection Theme Specific Search adjustment */
[data-theme="eye-protection"] .search-premium-input:focus {
    border-color: var(--primary);
}

.btn-primary-custom {
    background: var(--primary);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-weight: 700;
    border-radius: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    box-shadow: 0 4px 6px -1px rgb(0 0 0 / 0.1);
}

.btn-primary-custom:hover {
    background: var(--primary-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 15px -3px rgb(0 0 0 / 0.1);
}

/* Tabs & Navigation */
.dashboard-nav {
    display: flex;
    background: var(--card-bg);
    padding: 0.6rem;
    border-radius: 2rem;
    border: 1px solid var(--card-border);
    gap: 0.5rem;
    width: fit-content;
    box-shadow: var(--shadow-md);
    margin: 2rem auto;
}

.nav-tab {
    padding: 0.8rem 2rem;
    font-size: 0.85rem;
    font-weight: 800;
    border-radius: 1.5rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    background: transparent;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    white-space: nowrap;
}

@media (max-width: 768px) {
    .dashboard-nav {
        width: 100%;
        overflow-x: auto;
        justify-content: center;
        padding: 0.5rem;
    }
}

.nav-tab.active-vote {
    background: #2563eb !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.3);
}

.nav-tab.active-guide {
    background: #10b981 !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(16, 185, 129, 0.3);
}

.nav-tab.active-admin {
    background: #1e293b !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(30, 41, 59, 0.3);
}

.nav-tab.active-results {
    background: #6366f1 !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

.nav-tab.active-students {
    background: #f59e0b !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(245, 158, 11, 0.3);
}

.nav-tab.active-blockchain {
    background: #06b6d4 !important;
    color: white !important;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}

/* Fast Role-based Visibility (Prevents Flicker) */
[data-role="admin"] #tab-admin,
[data-role="admin"] #tab-students,
[data-role="admin"] #tab-results {
    display: flex !important;
}

/* Theme Switcher Styles */
.theme-switcher-premium {
    display: flex;
    gap: 0.5rem;
    background: var(--card-bg);
    padding: 0.4rem;
    border-radius: 99px;
    border: 1px solid var(--card-border);
    box-shadow: var(--shadow-sm);
}

.theme-btn {
    width: 38px;
    height: 38px;
    border-radius: 50%;
    border: none;
    background: transparent;
    color: #64748b;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

.theme-btn:hover {
    color: var(--primary);
    background: #f8fafc;
}

.theme-btn.active {
    background: #2563eb !important;
    color: white !important;
    box-shadow: 0 4px 10px rgba(37, 99, 235, 0.4);
}

/* Candidate Management */
.admin-table {
    width: 100%;
    border-collapse: collapse;
    margin-bottom: 2rem;
}

.admin-table th {
    padding: 1.5rem;
    text-align: left;
    background: var(--primary-light);
    color: #64748b;
    font-size: 0.7rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    border-bottom: 1px solid var(--card-border);
}

.admin-table td {
    padding: 1.5rem;
    border-bottom: 1px solid var(--card-border);
    vertical-align: middle;
}

.add-candidate-section {
    background: var(--primary-light);
    padding: 2rem;
    border-radius: 1.5rem;
    border: 2px dashed var(--card-border);
    margin-top: 2rem;
}

.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    grid-auto-rows: 1fr;
    gap: 2rem;
    margin-top: 3rem;
}

/* Feature Box - "Separate Boxes" requested by user */
.feature-box {
    background: var(--card-bg);
    padding: 2.25rem;
    border-radius: 1.5rem;
    border: 1px solid var(--card-border);
    text-align: left;
    transition: all 0.3s ease;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    min-height: 240px;
    box-shadow: var(--shadow-sm);
}

.feature-box:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-lg);
    background: var(--primary-light);
}

.feature-icon {
    width: 48px;
    height: 48px;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.feature-title {
    font-weight: 800;
    font-size: 1.25rem;
    color: var(--text-main);
}

.feature-desc {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* Layout Utilities */
.grid-responsive {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
}

.flex-between {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
}

@media (max-width: 640px) {
    .flex-between {
        flex-direction: column;
        align-items: flex-start;
    }

    .flex-between.mobile-center {
        align-items: center;
        text-align: center;
    }

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

.grid-form {
    display: grid;
    grid-template-columns: 1fr 1fr auto;
    gap: 1rem;
    align-items: end;
}

.hero-section {
    padding: 6rem 0;
    text-align: center;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: var(--primary-light);
    color: var(--primary);
    border-radius: 9999px;
    font-weight: 700;
    font-size: 0.75rem;
    text-transform: uppercase;
    margin-bottom: 2rem;
}

.hero-title {
    font-size: 4rem;
    font-weight: 900;
    line-height: 1.1;
    margin-bottom: 1.5rem;
    background: linear-gradient(135deg, var(--text-main) 0%, var(--primary) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}

.hero-title span.text-primary {
    color: var(--primary);
}

.hero-title span.text-info {
    color: var(--accent);
}

.hero-desc {
    font-size: 1.25rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 3rem;
}

.btn-group {
    display: flex;
    justify-content: center;
    gap: 1.5rem;
}

.fade-in {
    animation: fadeIn 0.8s ease-out forwards;
}

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

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

/* Auth Pages */
.auth-container {
    max-width: 450px;
    margin: 4rem auto;
}

.login-img-container {
    width: 100px;
    height: 100px;
    background: var(--primary-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 2rem;
    overflow: hidden;
}

.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-label {
    display: block;
    font-size: 0.75rem;
    font-weight: 800;
    text-transform: uppercase;
    color: var(--text-muted);
    margin-bottom: 0.5rem;
}

.form-input {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--card-border);
    border-radius: 1rem;
    font-size: 1rem;
    font-weight: 600;
    transition: all 0.2s;
    box-sizing: border-box;
    background: var(--card-bg);
    color: var(--text-main);
}

.form-input:focus {
    border-color: var(--primary);
    outline: none;
    box-shadow: 0 0 0 4px var(--primary-light);
}

/* Toast */
#toast {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    background: var(--card-bg);
    color: var(--text-main);
    padding: 1rem 2rem;
    border-radius: 1rem;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    gap: 1rem;
    z-index: 2000;
    border: 1px solid var(--card-border);
}

.toast-icon {
    color: var(--primary);
}

.hidden {
    display: none !important;
}

/* Responsive Adjustments */
@media (max-width: 1024px) {
    .hero-title {
        font-size: 3.5rem;
    }
}

@media (max-width: 768px) {
    .navbar .container {
        flex-wrap: wrap;
    }

    .hero-section {
        padding: 4rem 0;
    }

    .hero-title {
        font-size: 2.75rem;
    }

    .hero-desc {
        font-size: 1.1rem;
        margin-bottom: 2rem;
    }

    .btn-group {
        flex-direction: column;
        gap: 1rem;
    }

    .btn-group button {
        width: 100%;
        padding: 1.25rem 2rem !important;
    }

    .nav-tab {
        padding: 0.5rem 1rem;
        font-size: 0.75rem;
    }

    /* Stack grid items on mobile */
    .feature-grid {
        grid-template-columns: 1fr;
    }

    .add-candidate-section div[style*="grid-template-columns"] {
        grid-template-columns: 1fr !important;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 2.25rem;
    }

    .card-custom {
        padding: 1.5rem;
        border-radius: 1rem;
    }

    .navbar {
        padding: 0.75rem 0;
    }

    #home-nav {
        gap: 1rem !important;
    }

    .theme-switcher-premium {
        display: flex;
    }

    /* Dashboard adjustments */
    #dashboard-view nav {
        flex-wrap: nowrap;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
        padding: 0.25rem;
        margin-bottom: 1rem;
        width: 100%;
        justify-content: flex-start !important;
    }

    .nav-tab {
        white-space: nowrap;
    }

    .admin-table th,
    .admin-table td {
        padding: 0.75rem 0.5rem;
        font-size: 0.7rem;
    }
}

/* Mobile Menu Specifics */
.mobile-toggle {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    cursor: pointer;
    padding: 0.5rem;
}

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

    #home-nav.mobile-hidden {
        display: none !important;
    }

    #home-nav.mobile-show {
        display: flex !important;
        flex-direction: column;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--card-bg);
        padding: 1.5rem;
        border-bottom: 1px solid var(--card-border);
        box-shadow: var(--shadow-lg);
        z-index: 100;
        gap: 1rem !important;
        align-items: stretch !important;
    }

    #home-nav.mobile-show .theme-switcher-premium {
        display: none;
    }

    #home-nav.mobile-show button {
        text-align: left;
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--card-border);
    }
}

/* Responsive Admin Login Grid */
.admin-login-grid {
    display: grid;
    grid-template-columns: 1fr 450px 1fr;
    gap: 2rem;
    align-items: start;
    margin: 4rem auto;
}

@media (max-width: 1200px) {
    .admin-login-grid {
        grid-template-columns: 1fr;
        max-width: 500px;
    }
}

/* Base mobile-hidden utility if not present */
@media (max-width: 1024px) {
    .mobile-hidden {
        display: none !important;
    }
}

@keyframes spin {
    from {
        transform: rotate(0deg);
    }

    to {
        transform: rotate(360deg);
    }
}

.spin {
    animation: spin 1s linear infinite;
}

/* Ensuring table responsiveness */
.admin-table-container {
    width: 100%;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

/* Modal sizing on mobile */
@media (max-width: 480px) {
    .modal-content {
        padding: 1.5rem;
        width: 95%;
    }

    .hero-title {
        font-size: 2rem;
    }

    .btn-primary-custom {
        padding: 1rem 1.5rem;
        font-size: 0.85rem;
    }
}

/* Modal Styling */
.modal-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(15, 23, 42, 0.6);
    backdrop-filter: blur(8px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 3000;
}

.modal-content {
    width: 90%;
    max-width: 450px;
    padding: 2.5rem;
    animation: modalSlide 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

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

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

/* Custom Dropdown */
.custom-select-container {
    position: relative;
    width: 100%;
}

.custom-select-trigger {
    width: 100%;
    padding: 1rem;
    border: 2px solid var(--card-border);
    border-radius: 1rem;
    font-size: 0.95rem;
    font-weight: 600;
    transition: all 0.2s;
    background: var(--card-bg);
    color: var(--text-main);
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    box-sizing: border-box;
}

.custom-select-trigger:hover {
    border-color: var(--primary);
}

.custom-select-trigger.active {
    border-color: var(--primary);
    box-shadow: 0 0 0 4px var(--primary-light);
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

.custom-select-options {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--card-bg);
    border: 2px solid var(--primary);
    border-top: none;
    border-bottom-left-radius: 1rem;
    border-bottom-right-radius: 1rem;
    box-shadow: var(--shadow-lg);
    z-index: 50;
    max-height: 250px;
    overflow-y: auto;
    display: none;
}

.custom-select-options.show {
    display: block;
}

.custom-select-option {
    padding: 0.8rem 1.2rem;
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s;
    color: var(--text-main);
}

.custom-select-option:hover {
    background: var(--primary-light);
    color: var(--primary);
}

/* Flatpickr Premium Theme Overrides */
.flatpickr-calendar {
    background: var(--card-bg) !important;
    backdrop-filter: blur(20px) !important;
    border: 1px solid var(--card-border) !important;
    border-radius: 1.5rem !important;
    box-shadow: var(--shadow-lg) !important;
    font-family: 'Inter', sans-serif !important;
    padding: 0.5rem !important;
    color: var(--text-main) !important;
}

.flatpickr-day {
    color: var(--text-main) !important;
    border-radius: 12px !important;
}

.flatpickr-day.selected {
    background: var(--primary) !important;
    border-color: var(--primary) !important;
    color: white !important;
}

.flatpickr-day.today {
    border-color: var(--primary) !important;
}

.flatpickr-day:hover {
    background: var(--primary-light) !important;
}

.flatpickr-day.flatpickr-disabled,
.flatpickr-day.flatpickr-disabled:hover,
.flatpickr-day.prevMonthDay,
.flatpickr-day.nextMonthDay {
    color: var(--text-muted) !important;
    opacity: 0.4;
}

.flatpickr-months .flatpickr-month,
.flatpickr-current-month .flatpickr-monthDropdown-months,
.flatpickr-current-month input.cur-year {
    color: var(--text-main) !important;
    font-weight: 800 !important;
}

.flatpickr-weekday {
    color: var(--text-muted) !important;
    font-weight: 700 !important;
    font-size: 0.75rem !important;
}

.flatpickr-time {
    border-top: 1px solid var(--card-border) !important;
}

.flatpickr-time input,
.flatpickr-time .flatpickr-time-separator,
.flatpickr-time .numInputWrapper span {
    color: var(--text-main) !important;
}

.flatpickr-time input:hover,
.flatpickr-time .flatpickr-am-pm:hover,
.flatpickr-time input:focus,
.flatpickr-time .flatpickr-am-pm:focus {
    background: var(--primary-light) !important;
}

.flatpickr-months .flatpickr-prev-month svg,
.flatpickr-months .flatpickr-next-month svg {
    fill: var(--text-main) !important;
}

.flatpickr-months .flatpickr-prev-month:hover svg,
.flatpickr-months .flatpickr-next-month:hover svg {
    fill: var(--primary) !important;
}

[data-theme="dark"] .flatpickr-calendar {
    background: #0f172a !important;
    /* Slate 900 */
    border-color: #1e293b !important;
    /* Slate 800 */
}

[data-theme="eye-protection"] .flatpickr-calendar {
    background: #fdf6e3 !important;
    color: #5b4636 !important;
    border-color: #e6dec9 !important;
}

.custom-select-option.selected {
    background: var(--primary);
    color: white;
}

.custom-select-optgroup {
    padding: 0.8rem 1.2rem;
    font-size: 0.7rem;
    font-weight: 900;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-muted);
    background: rgba(0, 0, 0, 0.02);
    border-top: 1px solid var(--card-border);
    border-bottom: 1px solid var(--card-border);
}

.custom-select-special {
    color: var(--primary);
    border-top: 1px solid var(--card-border);
}

.custom-select-special:hover {
    background: var(--primary);
    color: white;
}

/* Scrollbar for custom dropdown */
.custom-select-options::-webkit-scrollbar {
    width: 6px;
}

.custom-select-options::-webkit-scrollbar-track {
    background: transparent;
}

.custom-select-options::-webkit-scrollbar-thumb {
    background: var(--card-border);
    border-radius: 10px;
}

.custom-select-options::-webkit-scrollbar-thumb:hover {
    background: var(--text-muted);
}

@keyframes pulse-dot {
    0% {
        transform: scale(1);
        opacity: 1;
    }

    50% {
        transform: scale(1.5);
        opacity: 0.7;
    }

    100% {
        transform: scale(1);
        opacity: 1;
    }
}

.pulse-dot {
    animation: pulse-dot 2s infinite ease-in-out;
}