/**
 * Global CSS Architecture
 * Photography Management System
 */

/* ==========================================================================
   1. Base & Reset Defaults
   ========================================================================== */
body {
    color: var(--color-text);
    font-family: var(--font-body, system-ui, -apple-system, "Segoe UI", Roboto, sans-serif);
    min-height: 100vh;
    -webkit-font-smoothing: antialiased;
    position: relative;
}

/* Reset Number Input Spin Buttons */
input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
input[type=number] {
    -moz-appearance: textfield;
    appearance: textfield;
}

/* ==========================================================================
   2. Base Typography & Font Utilities
   ========================================================================== */
.font-bengali {
    font-family: var(--font-bengali, "Hind Siliguri"), system-ui, sans-serif !important;
}

.font-english {
    font-family: var(--font-body, "Inter"), system-ui, sans-serif !important;
}

.font-heading {
    font-family: var(--font-heading, "Geist"), system-ui, sans-serif !important;
}

.text-lead {
    color: var(--color-text-secondary) !important;
    font-size: 1.1rem;
    line-height: 1.5;
}

.text-muted {
    color: var(--color-text-muted) !important;
}

.border-subtle-top {
    border-top: 1px solid var(--color-border-subtle) !important;
}

.hover-primary {
    transition: var(--transition-fast);
}

.hover-primary:hover {
    color: var(--color-primary) !important;
}

/* ==========================================================================
   3. Shared Layout, Glass Header & Video Background
   ========================================================================== */
#bg-video {
    position: fixed;
    top: 50%;
    left: 50%;
    min-width: 100%;
    min-height: 100%;
    width: auto;
    height: auto;
    z-index: -2;
    transform: translate(-50%, -50%);
    object-fit: cover;
}

.bg-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--gradient-bg-overlay);
    backdrop-filter: blur(3px);
    -webkit-backdrop-filter: blur(3px);
    z-index: -1;
}

.typing-cursor {
    display: inline-block;
    width: 8px;
    height: 0.85em;
    background-color: var(--color-primary);
    margin-left: 3px;
    vertical-align: middle;
    animation: blinkCursor 0.8s infinite;
    border-radius: var(--radius-xs);
}

@keyframes blinkCursor {
    0%, 100% { opacity: 1; }
    50% { opacity: 0; }
}

/* Glass Header Bar */
.glass-navbar {
    width: 100% !important;
    margin: 0 0 1.5rem 0 !important;
    background: var(--color-surface-glass, rgba(255, 255, 255, 0.8)) !important;
    backdrop-filter: blur(16px) saturate(125%) !important;
    -webkit-backdrop-filter: blur(16px) saturate(125%) !important;
    border-bottom: 1px solid var(--color-border-light, rgba(255, 255, 255, 0.85)) !important;
    box-shadow: var(--shadow-md) !important;
}

.glass-navbar .navbar-brand {
    color: var(--color-text) !important;
    font-weight: 700 !important;
}

.glass-inner-box {
    background: var(--gradient-hero-card, linear-gradient(180deg, rgba(255, 255, 255, 0.95) 0%, rgba(235, 244, 255, 0.9) 100%)) !important;
    border: 1px solid var(--color-border-light, rgba(255, 255, 255, 0.9)) !important;
    border-radius: var(--radius-lg, 20px) !important;
    box-shadow: 0 10px 30px rgba(30, 90, 180, 0.06) !important;
}

/* Floating Back to Top Button */
.btn-back-to-top {
    position: fixed;
    bottom: 24px;
    right: 24px;
    width: 48px;
    height: 48px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.95) 0%, rgba(219, 234, 254, 0.90) 100%);
    border: 1px solid rgba(255, 255, 255, 0.9);
    color: var(--color-primary, #2563eb);
    display: flex;
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(14px) saturate(130%);
    -webkit-backdrop-filter: blur(14px) saturate(130%);
    box-shadow: 0 8px 25px rgba(30, 90, 180, 0.2), 0 2px 8px rgba(255, 255, 255, 0.9) inset;
    opacity: 0;
    visibility: hidden;
    transform: translateY(15px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    z-index: 1050;
    cursor: pointer;
}

.btn-back-to-top.show {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.btn-back-to-top:hover {
    background: var(--gradient-btn-primary);
    color: var(--color-white);
    border-color: var(--color-primary);
    transform: translateY(-4px) scale(1.06);
    box-shadow: 0 12px 30px rgba(37, 99, 235, 0.35);
}

/* ==========================================================================
   4. Form Controls & Inputs
   ========================================================================== */
.form-control {
    border-radius: var(--radius-md);
    border: 1px solid var(--color-input-border);
    background-color: var(--color-input-bg);
    padding: 12px 14px;
    font-size: 0.95rem;
    color: var(--color-text);
    transition: var(--transition-base);
}

.form-control:focus {
    background-color: var(--color-input-focus-bg);
    border-color: var(--color-primary);
    box-shadow: var(--shadow-input-focus);
    color: var(--color-text);
}

/* ==========================================================================
   5. Buttons & Action Elements
   ========================================================================== */
.btn-custom-primary {
    background: var(--gradient-btn-primary);
    border: none;
    color: var(--color-white);
    font-weight: 700;
    padding: 12px 14px;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    box-shadow: var(--shadow-primary-btn);
    white-space: nowrap;
}

.btn-custom-primary:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-primary-btn-hover);
    color: var(--color-white);
    background: var(--gradient-btn-primary-hover);
}

.btn-custom-outline {
    background: var(--color-surface-glass);
    border: 1px solid var(--color-border-subtle);
    color: var(--color-text);
    font-weight: 600;
    padding: 12px 14px;
    font-size: 0.9rem;
    border-radius: var(--radius-md);
    transition: var(--transition-base);
    box-shadow: var(--shadow-md);
    white-space: nowrap;
}

.btn-custom-outline:hover {
    background: var(--color-surface);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-2px);
    box-shadow: var(--shadow-outline-btn-hover);
}

/* Social Media Share Permission Radio Buttons */
.btn-social-share-yes {
    background-color: var(--color-background, #f8fafc);
    border: 1px solid var(--color-dot, #cbd5e1);
    color: var(--color-text-muted, #64748b);
    transition: var(--transition-fast);
}

.btn-social-share-yes:hover {
    background-color: #f0fdf4;
    border-color: #86efac;
    color: var(--color-success, #16a34a);
}

.btn-check:checked + .btn-social-share-yes {
    background-color: #dcfce7 !important;
    border-color: #4ade80 !important;
    color: #15803d !important;
    box-shadow: 0 4px 12px rgba(22, 163, 74, 0.2) !important;
}

.btn-social-share-no {
    background-color: var(--color-background, #f8fafc);
    border: 1px solid var(--color-dot, #cbd5e1);
    color: var(--color-text-muted, #64748b);
    transition: var(--transition-fast);
}

.btn-social-share-no:hover {
    background-color: #fef2f2;
    border-color: #fca5a5;
    color: var(--color-danger, #dc2626);
}

.btn-check:checked + .btn-social-share-no {
    background-color: #fee2e2 !important;
    border-color: #f87171 !important;
    color: #b91c1c !important;
    box-shadow: 0 4px 12px rgba(220, 38, 38, 0.2) !important;
}

.btn-check:disabled + .btn-social-share-yes,
.btn-check:disabled + .btn-social-share-no {
    opacity: 0.85;
    cursor: not-allowed;
}

@media (max-width: 576px) {
    .btn-custom-primary, .btn-custom-outline {
        padding: 10px 6px !important;
        font-size: 0.76rem !important;
        border-radius: 10px !important;
        white-space: nowrap;
    }
    .btn-custom-primary i, .btn-custom-outline i {
        font-size: 0.88rem !important;
        margin-right: 3px !important;
    }
}

/* ==========================================================================
   6. Feature Box Component
   ========================================================================== */
.feature-box {
    background: var(--color-surface-translucent);
    border: 1px solid var(--color-border-subtle);
    border-radius: var(--radius-lg);
    padding: 14px 16px;
    transition: var(--transition-fast);
    height: 100%;
    width: 100%;
}

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

.feature-title {
    color: var(--color-text);
    font-weight: 700;
    font-size: 0.9rem;
    white-space: nowrap;
}

.feature-subtext {
    color: var(--color-text-muted);
    font-size: 0.76rem;
    white-space: nowrap;
}

@keyframes featureBoxPop {
    0% {
        opacity: 0;
        transform: translateY(18px) scale(0.95);
    }
    65% {
        opacity: 1;
        transform: translateY(-4px) scale(1.03);
        box-shadow: 0 10px 25px rgba(37, 99, 235, 0.25);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.feature-box-anim {
    animation: featureBoxPop 0.7s cubic-bezier(0.34, 1.45, 0.64, 1) forwards;
    opacity: 0;
}

.feature-col-1 { animation-delay: 0.15s; }
.feature-col-2 { animation-delay: 0.35s; }
.feature-col-3 { animation-delay: 0.55s; }

@media (max-width: 576px) {
    .feature-box {
        padding: 8px 4px !important;
        border-radius: 12px !important;
        flex-direction: column !important;
        text-align: center !important;
        justify-content: center !important;
        width: 100% !important;
        box-sizing: border-box !important;
        overflow: hidden !important;
    }
    .feature-box i {
        font-size: 1.2rem !important;
        margin-right: 0 !important;
        margin-bottom: 2px !important;
    }
    .feature-title {
        font-size: 0.64rem !important;
        line-height: 1.2 !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        font-weight: 700 !important;
        color: var(--color-text) !important;
    }
    .feature-subtext {
        font-size: 0.55rem !important;
        line-height: 1.2 !important;
        white-space: normal !important;
        word-wrap: break-word !important;
        color: var(--color-text-secondary) !important;
        margin-top: 2px !important;
    }
}

/* ==========================================================================
   7. Subtext Pills, Badges & Indicators
   ========================================================================== */
.subtext-pill-container {
    max-width: 100%;
    margin: 0 auto;
}

.subtext-pill-wrapper {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    flex-wrap: nowrap;
    white-space: nowrap;
}

.subtext-pill {
    background: var(--color-surface-glass);
    border: 1px solid var(--color-border-pill);
    padding: 4px 10px;
    border-radius: var(--radius-sm);
    font-size: 0.72rem;
    font-weight: 700;
    color: var(--color-text-pill);
    letter-spacing: 0.2px;
    text-transform: uppercase;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-fast);
    display: inline-flex;
    align-items: center;
    white-space: nowrap;
}

.subtext-pill:hover {
    background: var(--color-surface);
    border-color: var(--color-primary);
    color: var(--color-primary);
    transform: translateY(-1px);
}

.subtext-dot {
    color: var(--color-dot);
    font-weight: bold;
    font-size: 0.7rem;
}

/* Status Indicators & Currency Badges */
.blink-dot-green {
    display: inline-block;
    width: 9px;
    height: 9px;
    background-color: var(--color-success, #16a34a);
    border-radius: 50%;
    margin-right: 6px;
    vertical-align: middle;
    animation: blinkGreen 0.9s infinite alternate;
}

@keyframes blinkGreen {
    0% { opacity: 1; transform: scale(1); box-shadow: 0 0 8px var(--color-success, #16a34a); }
    100% { opacity: 0.2; transform: scale(0.75); box-shadow: 0 0 0 transparent; }
}

.bdt-badge {
    font-weight: 700;
    font-size: 0.68rem;
    letter-spacing: 0.5px;
    padding: 2px 5px;
    border-radius: 5px;
    margin-right: 3px;
    display: inline-block;
    vertical-align: middle;
    line-height: 1;
}

.bdt-primary {
    background-color: rgba(239, 246, 255, 0.9);
    color: var(--color-primary, #2563eb);
    border: 1px solid rgba(191, 219, 254, 0.9);
}

.bdt-success {
    background-color: rgba(240, 253, 244, 0.9);
    color: var(--color-success, #16a34a);
    border: 1px solid rgba(187, 247, 208, 0.9);
}

.bdt-danger {
    background-color: rgba(254, 242, 242, 0.9);
    color: var(--color-danger, #dc2626);
    border: 1px solid rgba(254, 202, 202, 0.9);
}

@media (max-width: 576px) {
    .subtext-pill {
        padding: 4px 8px !important;
        font-size: 0.68rem !important;
        border-radius: 6px !important;
    }
    .subtext-pill i {
        font-size: 0.78rem !important;
        margin-right: 2px !important;
    }
    .subtext-dot {
        font-size: 0.6rem !important;
        margin: 0 2px !important;
    }
}

/* ==========================================================================
   8. Photographer Card & Avatar Helpers
   ========================================================================== */
.photographer-card {
    background: var(--color-surface, #ffffff) !important;
    border: 1px solid var(--color-border, rgba(226, 232, 240, 0.85)) !important;
    border-radius: var(--radius-lg, 18px) !important;
    transition: transform 0.25s cubic-bezier(0.34, 1.56, 0.64, 1), box-shadow 0.25s ease, border-color 0.25s ease !important;
}

.photographer-card:hover {
    transform: translateY(-3px) !important;
    box-shadow: var(--shadow-lg) !important;
    border-color: var(--color-primary-subtle-border) !important;
}

.photographer-avatar-img {
    width: 48px !important;
    height: 48px !important;
    border-radius: 50% !important;
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1) !important;
    cursor: pointer;
}

.photographer-card:hover .photographer-avatar-img,
.photographer-avatar-img:hover {
    transform: scale(1.12) !important;
}

.photo-icon-btn {
    width: 32px !important;
    height: 32px !important;
    border-radius: 50% !important;
    display: inline-flex !important;
    align-items: center !important;
    justify-content: center !important;
    transition: transform 0.2s ease, box-shadow 0.2s ease !important;
}

.photo-icon-btn:hover {
    transform: scale(1.12) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

.photo-icon-btn i {
    line-height: 1 !important;
    display: inline-block !important;
}

.modal-nav-btn {
    transition: transform 0.2s ease, background-color 0.2s ease, box-shadow 0.2s ease !important;
}

.modal-nav-btn:hover {
    transform: translateY(-50%) scale(1.12) !important;
    background: var(--color-surface, #ffffff) !important;
    box-shadow: 0 6px 18px rgba(0, 0, 0, 0.25) !important;
}