/**
 * Fitness Coach Pro - Buttons System
 * Flat & 3D Buttons for Light (Business) and Dark (Cyberpunk) Modes
 */

/* ─────────────────────────────────────────────
     Flat / 3D Corporate Button Base
     ───────────────────────────────────────────── */
.btn-3d {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 12px 24px;
    font-size: 0.9rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    border-radius: var(--btn-radius);
    cursor: pointer;
    border: 1px solid rgba(0,0,0,0.06);
    outline: none;
    font-family: var(--font-family);
    background-color: var(--surface-raised);
    color: var(--text-muted);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05);
    transition: all 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-3d::after {
    display: none;
}

.btn-3d:hover {
    background-color: var(--border-faint);
    color: var(--surface);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(0,0,0,0.05);
}

.btn-3d:active {
    transform: translateY(0);
    box-shadow: 0 1px 2px rgba(0,0,0,0.05) !important;
}

/* Light Mode Variants */
.primary-3d-btn {
    background: var(--text) !important; /* Deep Business Navy/Slate */
    color: #ffffff !important;
    border: 1px solid var(--text) !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
}

.primary-3d-btn:hover {
    background: var(--surface) !important;
    border-color: var(--surface) !important;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15) !important;
}

.secondary-3d-btn {
    background: #ffffff !important;
    color: var(--text) !important;
    border: 1px solid var(--border-subtle) !important;
    box-shadow: 0 1px 2px rgba(0,0,0,0.05) !important;
}

.secondary-3d-btn:hover {
    background: var(--bg) !important;
    border-color: var(--text-subtle) !important;
}

.orange-3d-btn {
    background: #A68042 !important; /* Royal Accent Blue */
    color: #ffffff !important;
    border: 1px solid #A68042 !important;
    box-shadow: 0 2px 4px rgba(37, 99, 235, 0.15) !important;
}

.orange-3d-btn:hover {
    background: #A68042 !important;
    border-color: #A68042 !important;
    box-shadow: 0 4px 12px rgba(37, 99, 235, 0.2) !important;
}

/* ─────────────────────────────────────────────
     Dark Mode Cyberpunk 3D Button Overrides
     ───────────────────────────────────────────── */
body.dark-theme .btn-3d {
    background-color: #e5e7eb;
    color: #4b5563;
    box-shadow: 0 4px 0 #d1d5db, 0 8px 24px rgba(0,0,0,0.08);
    border: none;
    border-radius: var(--btn-radius);
    transition: all 0.12s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

body.dark-theme .btn-3d::after {
    display: block;
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.2), transparent);
    transition: left 0.5s ease;
}

body.dark-theme .btn-3d:hover {
    transform: none;
    background-color: #e5e7eb;
    color: #4b5563;
    box-shadow: 0 4px 0 #d1d5db, 0 10px 28px rgba(0,0,0,0.1);
}

body.dark-theme .btn-3d:hover::after {
    left: 100%;
}

body.dark-theme .btn-3d:active {
    transform: translateY(4px);
    box-shadow: 0 0 0 transparent !important;
}

body.dark-theme .primary-3d-btn {
    background: linear-gradient(135deg, var(--accent-green), #A68042) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 4px 0 var(--accent-green-shadow), 0 8px 24px var(--accent-green-glow) !important;
}

body.dark-theme .primary-3d-btn:hover {
    filter: brightness(1.1) !important;
    box-shadow: 0 4px 0 var(--accent-green-shadow), 0 12px 32px var(--accent-green-glow) !important;
}

body.dark-theme .secondary-3d-btn {
    background: linear-gradient(135deg, var(--accent-blue), #A68042) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 4px 0 var(--accent-blue-shadow), 0 8px 24px var(--accent-blue-glow) !important;
}

body.dark-theme .secondary-3d-btn:hover {
    filter: brightness(1.1) !important;
    box-shadow: 0 4px 0 var(--accent-blue-shadow), 0 12px 32px var(--accent-blue-glow) !important;
}

body.dark-theme .orange-3d-btn {
    background: linear-gradient(135deg, var(--accent-orange), #ea580c) !important;
    color: #ffffff !important;
    border: none !important;
    box-shadow: 0 4px 0 var(--accent-orange-shadow) !important;
}

body.dark-theme .orange-3d-btn:hover {
    filter: brightness(1.1) !important;
}

/* Guest login button */
.login-btn.primary-3d-btn {
    height: 40px !important;
    padding: 0 24px !important;
    font-family: 'Outfit', sans-serif !important;
    font-size: 11px !important;
    font-weight: 600 !important;
    border-radius: 2px !important; /* rounded-sm */
    letter-spacing: 0.1em !important;
    text-transform: uppercase !important;
}