/* assets/style.css - Premium Redesign */
@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&display=swap');

*, *::before, *::after {
    box-sizing: border-box;
}

:root {
    --primary-color: #818cf8; /* Light Indigo for contrast */
    --primary-hover: #a5b4fc;
    --primary-light: rgba(79, 70, 229, 0.2);
    
    /* Dynamic Mesh Background Colors (Dark Slate/Indigo) */
    --bg-color-1: #0f172a;
    --bg-color-2: #1e293b;
    --bg-color-3: #312e81;
    --bg-color-4: #4c1d95;

    --card-bg: rgba(30, 41, 59, 0.7);
    --card-border: rgba(255, 255, 255, 0.1);
    
    --text-main: #f8fafc;
    --text-muted: #94a3b8;
    --border-color: #334155;
    
    --danger: #f43f5e;
    --danger-light: rgba(244, 63, 94, 0.15);
    --danger-text: #fda4af;
    
    --success: #10b981;
    --success-light: rgba(16, 185, 129, 0.15);
    --success-text: #6ee7b7;
    
    --warning: #f59e0b;
    --warning-light: rgba(245, 158, 11, 0.15);
    --warning-text: #fcd34d;
}

body {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Outfit', sans-serif;
    background: linear-gradient(135deg, var(--bg-color-1) 0%, var(--bg-color-2) 100%);
    background-attachment: fixed;
    color: var(--text-main);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 20px;
    box-sizing: border-box;
}

/* Base Card Layout - Glassmorphism */
.container {
    background: var(--card-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--card-border);
    border-radius: 24px;
    box-shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.5), 0 0 15px rgba(255, 255, 255, 0.05) inset;
    padding: 40px;
    width: 100%;
    max-width: 500px;
    box-sizing: border-box;
    transition: transform 0.4s cubic-bezier(0.16, 1, 0.3, 1), box-shadow 0.4s ease;
    animation: fadeInUp 0.6s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

.container:hover {
    transform: translateY(-4px);
    box-shadow: 0 30px 60px -12px rgba(0, 0, 0, 0.6), 0 0 20px rgba(255, 255, 255, 0.08) inset;
}

.container-large {
    max-width: 950px;
    padding: 40px 50px;
}

h2 {
    margin-top: 0;
    margin-bottom: 24px;
    color: var(--text-main);
    font-weight: 700;
    font-size: 1.75rem;
    text-align: center;
    letter-spacing: -0.02em;
}

h3 {
    margin-top: 32px;
    font-size: 1.25rem;
    color: var(--text-main);
    font-weight: 600;
    letter-spacing: -0.01em;
}

p {
    color: var(--text-muted);
    line-height: 1.6;
    margin-bottom: 24px;
    text-align: center;
    font-size: 0.95rem;
}

/* Forms & Inputs */
form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-main);
    text-align: left;
    display: block;
    margin-bottom: 8px;
}

input[type="text"],
input[type="password"],
input[type="file"],
select,
textarea {
    width: 100%;
    padding: 14px 18px;
    border: 1px solid var(--border-color);
    border-radius: 12px;
    font-family: inherit;
    font-size: 0.95rem;
    transition: all 0.3s ease;
    background-color: rgba(30, 41, 59, 0.8);
    color: var(--text-main);
}

::placeholder {
    color: #94a3b8;
    opacity: 0.7;
}

input[type="text"]:focus,
input[type="number"]:focus,
input[type="password"]:focus,
input[type="date"]:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px var(--primary-light);
    background-color: rgba(30, 41, 59, 0.8);
}

/* Buttons */
button {
    background-color: var(--primary-color);
    color: white;
    border: none;
    padding: 14px 24px;
    border-radius: 12px;
    font-size: 1.05rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s cubic-bezier(0.16, 1, 0.3, 1);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.25);
    width: 100%;
    font-family: inherit;
    position: relative;
    overflow: hidden;
}

button::after {
    content: '';
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    background: linear-gradient(rgba(255,255,255,0.05), rgba(255,255,255,0));
    color: var(--text-main);
    border: 1px dashed var(--border-color);
}

button:hover {
    background-color: var(--primary-hover);
    box-shadow: 0 8px 16px rgba(99, 102, 241, 0.35);
    transform: translateY(-2px);
}

button:hover::after {
    opacity: 1;
}

button:active {
    transform: translateY(0);
    box-shadow: 0 2px 8px rgba(99, 102, 241, 0.25);
}

button.btn-danger {
    background-color: var(--danger);
    box-shadow: 0 4px 12px rgba(244, 63, 94, 0.25);
    width: auto;
    padding: 10px 16px;
    font-size: 0.95rem;
}

button.btn-danger:hover {
    background-color: #e11d48;
    box-shadow: 0 8px 16px rgba(244, 63, 94, 0.35);
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    font-weight: 600;
    transition: all 0.2s ease;
}

a:hover {
    color: var(--primary-hover);
}

/* Navigation inside app */
.nav-links {
    display: flex;
    justify-content: center;
    gap: 15px;
    flex-wrap: wrap;
    margin-bottom: 24px;
    padding-bottom: 16px;
    border-bottom: 1px solid var(--border-color);
}

/* Sidebar Admin Navbar */
.admin-navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 250px;
    height: 100vh;
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(20px);
    border-right: 1px solid var(--border-color);
    box-shadow: 4px 0 15px rgba(0,0,0,0.2);
    display: flex;
    flex-direction: column;
    padding: 20px 12px;
    z-index: 1000;
    margin: 0;
    border-radius: 0;
    overflow-y: auto;
    gap: 4px;
    box-sizing: border-box;
}

.admin-navbar .nav-item {
    display: flex;
    align-items: center;
    gap: 12px;
    padding: 12px 16px;
    border-radius: 12px;
    color: var(--text-muted);
    font-weight: 600;
    font-size: 0.95rem;
    transition: all 0.2s ease;
    width: 100%;
    box-sizing: border-box;
}

.admin-navbar .nav-item svg {
    opacity: 0.7;
    transition: all 0.2s ease;
    flex-shrink: 0;
}

.admin-navbar .nav-item:hover {
    color: var(--primary-color);
    background: rgba(255, 255, 255, 0.05);
}

.admin-navbar .nav-item.active {
    background: var(--primary-color);
    color: #ffffff;
    box-shadow: 0 4px 10px rgba(129, 140, 248, 0.2);
}

.admin-navbar .nav-item.active svg {
    opacity: 1;
    transform: scale(1.1);
}

.admin-navbar .nav-divider {
    height: 1px;
    width: 100%;
    background: var(--border-color);
    margin: 12px 0;
}

.admin-navbar .text-secondary {
    color: #94a3b8;
}
.admin-navbar .text-secondary:hover {
    color: #f8fafc;
    background: rgba(255, 255, 255, 0.05);
}

.admin-navbar .text-danger {
    color: var(--danger);
    margin-top: auto; /* Pushes logout to bottom if there's space */
}
.admin-navbar .text-danger:hover {
    color: var(--danger-text);
    background: var(--danger-light);
}

/* Offset for Sidebar */
@media (min-width: 769px) {
    body:has(.admin-navbar) {
        padding-left: 250px;
        justify-content: flex-start;
    }
    body:has(.admin-navbar) .container, 
    body:has(.admin-navbar) .container-large {
        max-width: 100% !important;
        padding: 40px;
    }
    body:has(.admin-navbar) .container-large {
        min-height: calc(100vh - 40px);
    }
}

/* Empty States */
.empty-state {
    text-align: center;
    padding: 50px 20px;
    color: var(--text-muted);
    background: rgba(15, 23, 42, 0.5);
    border-radius: 16px;
    border: 2px dashed var(--border-color);
    margin: 20px 0;
    transition: all 0.3s ease;
}
.empty-state:hover {
    background: rgba(30, 41, 59, 0.8);
    border-color: #475569;
}
.empty-state svg {
    margin-bottom: 12px;
    color: #475569;
    transition: transform 0.3s ease;
}
.empty-state:hover svg {
    transform: scale(1.05);
}

/* Tables */
.table-wrapper {
    background: rgba(30, 41, 59, 0.8);
    border-radius: 16px;
    overflow: hidden;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    border: 1px solid var(--border-color);
    margin-top: 24px;
}

table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 10px;
    color: var(--text-main);
    background: transparent;
}

th, td {
    padding: 16px 20px;
    text-align: left;
    border-bottom: 1px solid var(--border-color);
}

th {
    background-color: rgba(15, 23, 42, 0.6);
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-muted);
}

tr:last-child td {
    border-bottom: none;
}

tr {
    transition: background-color 0.2s ease;
}

tr:hover td {
    background-color: rgba(255, 255, 255, 0.05);
}

/* Mockup SMS / Alerts */
.mock-sms {
    background: rgba(15, 23, 42, 0.8);
    padding: 30px;
    border-radius: 20px;
    margin: 24px 0;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.3);
    border: 1px solid var(--border-color);
    position: relative;
    overflow: hidden;
    text-align: center;
    animation: slideDown 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.mock-sms strong {
    color: var(--success-text);
    display: block;
    margin-bottom: 12px;
    font-size: 1.15rem;
    font-weight: 700;
}

.mock-sms span {
    font-size: 2.5rem !important;
    letter-spacing: 4px;
    color: #34d399 !important;
    font-weight: 700;
    text-shadow: 1px 1px 0px rgba(0,0,0,0.5);
}

.alert {
    padding: 14px 18px;
    border-radius: 12px;
    margin-bottom: 24px;
    text-align: center;
    font-weight: 500;
    animation: slideDown 0.4s ease-out;
}

.alert-error {
    background-color: var(--danger-light);
    color: var(--danger-text);
    border: 1px solid #9f1239;
}

.alert-success {
    background-color: var(--success-light);
    color: var(--success-text);
    border: 1px solid #065f46;
}

.alert-warning {
    background-color: var(--warning-light);
    color: var(--warning-text);
    border: 1px solid #92400e;
}

/* Animations */
@keyframes slideDown {
    from { opacity: 0; transform: translateY(-15px); }
    to { opacity: 1; transform: translateY(0); }
}

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

/* Signature Image */
.signature-card {
    background: #fff;
    border: 1px solid var(--border-color);
    border-radius: 16px;
    padding: 24px;
    margin-top: 24px;
    text-align: center;
    box-shadow: 0 4px 15px rgba(0,0,0,0.03);
    transition: all 0.3s ease;
}

.signature-card:hover {
    box-shadow: 0 10px 25px rgba(0,0,0,0.06);
}

.signature-card img {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    margin-bottom: 16px;
    cursor: zoom-in;
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.signature-card img:hover {
    transform: scale(1.03);
}

.signature-card small {
    color: var(--text-muted);
    display: block;
    font-weight: 500;
}

/* Modal CSS */
.modal {
    display: none;
    position: fixed;
    z-index: 1000;
    padding-top: 50px;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    overflow: auto;
    opacity: 0;
    transition: opacity 0.3s ease;
}

.modal.show {
    opacity: 1;
}

.modal-content {
    margin: auto;
    display: block;
    max-width: 90%;
    max-height: 85vh;
    border-radius: 16px;
    box-shadow: 0 25px 50px rgba(0,0,0,0.3);
    transform: scale(0.95);
    transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal.show .modal-content {
    transform: scale(1);
}

.modal-close {
    position: absolute;
    top: 20px;
    right: 35px;
    color: #f1f1f1;
    font-size: 40px;
    font-weight: 300;
    cursor: pointer;
    transition: all 0.2s;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

.modal-close:hover,
.modal-close:focus {
    color: #fff;
    transform: scale(1.1);
}

/* Responsive Design for Mobile Devices */
@media (max-width: 768px) {
    body {
        padding: 12px;
    }
    
    .container {
        padding: 24px 20px;
        border-radius: 20px;
    }
    
    .container-large {
        padding: 24px 20px;
    }
    
    h2 {
        font-size: 1.4rem;
        margin-bottom: 20px;
    }
    
    h3 {
        font-size: 1.15rem;
        margin-top: 24px;
    }
    
    body {
        padding-bottom: 80px; /* Space for bottom nav */
    }

    .admin-navbar {
        width: 100%;
        height: 75px;
        flex-direction: row;
        top: auto;
        bottom: 0;
        border-right: none;
        border-top: 1px solid var(--border-color);
        padding: 8px;
        overflow-x: auto;
        overflow-y: hidden;
        border-radius: 20px 20px 0 0;
        box-shadow: 0 -4px 20px rgba(0,0,0,0.05);
        justify-content: flex-start;
    }
    
    .admin-navbar::-webkit-scrollbar {
        height: 4px;
    }
    
    .admin-navbar .nav-item {
        flex-direction: column;
        padding: 8px;
        gap: 6px;
        min-width: 70px;
        font-size: 0.75rem;
        justify-content: center;
        text-align: center;
    }
    
    .admin-navbar .nav-item svg {
        width: 22px;
        height: 22px;
    }
    
    .admin-navbar .nav-divider {
        display: none;
    }
    
    .admin-navbar .sidebar-header {
        display: none !important;
    }
    
    .table-wrapper {
        border-radius: 12px;
    }
    
    table {
        font-size: 0.85rem;
    }
    
    th, td {
        padding: 12px 10px;
    }
}

@media (max-width: 480px) {
    .backup-card {
        min-width: 100% !important;
        padding: 20px !important;
    }
    
    .otp-inputs input {
        width: 40px !important;
        height: 50px !important;
        font-size: 22px !important;
    }
}

/* Custom Premium Dropdown CSS */
.custom-select-wrapper {
    position: relative;
    user-select: none;
    width: 100%;
}
.custom-select {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: rgba(30, 41, 59, 0.8);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    cursor: pointer;
    font-size: 0.95rem;
    color: var(--text-main);
    transition: all 0.2s ease;
    height: 46px;
    box-sizing: border-box;
}
.custom-select:hover {
    border-color: var(--primary-color);
}
.custom-select-wrapper.open .custom-select {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 4px var(--primary-light);
}
.custom-select-arrow {
    width: 18px; height: 18px;
    stroke: var(--text-muted);
    transition: transform 0.3s cubic-bezier(0.175, 0.885, 0.32, 1.275);
    flex-shrink: 0;
}
.custom-select-wrapper.open .custom-select-arrow {
    transform: rotate(180deg);
    stroke: var(--primary-color);
}
.custom-options {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    right: 0;
    background: rgba(30, 41, 59, 0.95);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.1), 0 8px 10px -6px rgba(0, 0, 0, 0.1);
    opacity: 0;
    visibility: hidden;
    transform: translateY(-10px) scale(0.98);
    transition: all 0.2s cubic-bezier(0.16, 1, 0.3, 1);
    z-index: 9999;
    max-height: 280px;
    overflow-y: auto;
    padding: 8px 0;
}
.custom-select-wrapper.open .custom-options {
    opacity: 1;
    visibility: visible;
    transform: translateY(0) scale(1);
}
.custom-option {
    padding: 10px 16px;
    cursor: pointer;
    color: var(--text-muted);
    font-size: 0.95rem;
    transition: all 0.15s ease;
    display: flex;
    align-items: center;
}
.custom-option:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-main);
    padding-left: 20px;
}
.custom-option.selected {
    background: var(--primary-light);
    color: var(--primary-hover);
    font-weight: 500;
    position: relative;
}
.custom-option.selected::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--primary-color);
}
.custom-options::-webkit-scrollbar {
    width: 6px;
}
.custom-options::-webkit-scrollbar-track {
    background: transparent;
}
.custom-options::-webkit-scrollbar-thumb {
    background-color: var(--border-color);
    border-radius: 10px;
}

/* Global Scrollbar styling for modern dark theme */
::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}
::-webkit-scrollbar-track {
    background: rgba(15, 23, 42, 0.5);
}
::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.15);
    border-radius: 5px;
}
::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.25);
}