/* ===================================================
   ARAFai — Global Styles & Design System
   global.css | Araf Studio 2026
   =================================================== */

@import url('https://fonts.googleapis.com/css2?family=Playfair+Display:ital,wght@0,400;0,500;0,600;0,700;1,400;1,500&family=Inter:wght@300;400;500;600;700&display=swap');

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

:root {
    /* ── Backgrounds ── */
    --bg:          #060608;
    --bg-2:        #0c0c12;
    --bg-3:        #12121c;
    --bg-4:        #1a1a26;

    /* ── Glass ── */
    --glass:       rgba(255,255,255,0.04);
    --glass-2:     rgba(255,255,255,0.06);
    --glass-3:     rgba(255,255,255,0.09);
    --glass-4:     rgba(255,255,255,0.13);
    --border:      rgba(255,255,255,0.07);
    --border-2:    rgba(255,255,255,0.12);
    --border-3:    rgba(255,255,255,0.18);

    /* ── Brand ── */
    --blue:        #4285F4;
    --blue-light:  #5a9cf5;
    --purple:      #8B5CF6;
    --purple-light:#a07bf8;
    --indigo:      #6366F1;
    --teal:        #14B8A6;
    --pink:        #EC4899;

    /* ── Gradients ── */
    --grad:        linear-gradient(135deg, #4285F4 0%, #6366F1 50%, #8B5CF6 100%);
    --grad-text:   linear-gradient(90deg, #4285F4, #8B5CF6);
    --grad-soft:   linear-gradient(135deg, rgba(66,133,244,0.15) 0%, rgba(139,92,246,0.15) 100%);
    --grad-btn:    linear-gradient(135deg, #4285F4, #6366F1, #8B5CF6);

    /* ── Text ── */
    --t1: #FFFFFF;
    --t2: #c0c0cc;
    --t3: #7a7a90;
    --t4: #4a4a5c;

    /* ── Typography ── */
    --fd: 'Playfair Display', serif;
    --fb: 'Inter', sans-serif;

    /* ── Radius ── */
    --r-sm:  8px;
    --r:     14px;
    --r-lg:  20px;
    --r-xl:  28px;
    --r-2xl: 36px;
    --r-full: 9999px;

    /* ── Shadows ── */
    --shadow:      0 4px 24px rgba(0,0,0,0.5), 0 0 1px rgba(255,255,255,0.04);
    --shadow-lg:   0 8px 48px rgba(0,0,0,0.6), 0 0 1px rgba(255,255,255,0.06);
    --glow-blue:   0 0 40px rgba(66,133,244,0.18);
    --glow-purple: 0 0 40px rgba(139,92,246,0.18);
    --glow-btn:    0 4px 24px rgba(99,102,241,0.35);

    /* ── Transitions ── */
    --t-fast:  0.15s ease;
    --t-mid:   0.25s ease;
    --t-slow:  0.4s ease;

    /* ── Sidebar ── */
    --sw: 272px;
    --hh: 64px;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    background: var(--bg);
    color: var(--t1);
    font-family: var(--fb);
    min-height: 100dvh;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    line-height: 1.6;
}

/* ── Glass Utility ── */
.glass {
    background: var(--glass);
    backdrop-filter: blur(24px) saturate(180%);
    -webkit-backdrop-filter: blur(24px) saturate(180%);
    border: 1px solid var(--border);
}

/* ── Gradient Text ── */
.grad-text {
    background: var(--grad-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 5px; height: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb {
    background: var(--glass-4);
    border-radius: var(--r-full);
}
::-webkit-scrollbar-thumb:hover { background: rgba(255,255,255,0.22); }

/* ── Text Selection ── */
::selection { background: rgba(99,102,241,0.3); color: #fff; }

/* ── Buttons ── */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 14px 24px;
    background: var(--grad-btn);
    border: none;
    border-radius: var(--r);
    color: var(--t1);
    font-family: var(--fb);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    position: relative;
    overflow: hidden;
    transition: all var(--t-mid);
    box-shadow: var(--glow-btn);
    letter-spacing: 0.01em;
}

.btn-primary::before {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(255,255,255,0);
    transition: background var(--t-fast);
}

.btn-primary:hover::before { background: rgba(255,255,255,0.08); }
.btn-primary:active { transform: scale(0.98); }
.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-glass {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    width: 100%;
    padding: 13px 24px;
    background: var(--glass-2);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--border-2);
    border-radius: var(--r);
    color: var(--t2);
    font-family: var(--fb);
    font-size: 0.95rem;
    font-weight: 500;
    cursor: pointer;
    transition: all var(--t-mid);
    letter-spacing: 0.01em;
}

.btn-glass:hover {
    background: var(--glass-3);
    border-color: var(--border-3);
    color: var(--t1);
    transform: translateY(-1px);
}

.btn-glass:active { transform: scale(0.98); }

/* ── Spinner ── */
.spinner {
    width: 18px;
    height: 18px;
    border: 2px solid rgba(255,255,255,0.3);
    border-top-color: #fff;
    border-radius: 50%;
    animation: spin 0.7s linear infinite;
    display: inline-block;
}

@keyframes spin { to { transform: rotate(360deg); } }

/* ── Toast ── */
.toast {
    position: fixed;
    bottom: 28px;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    background: var(--bg-4);
    backdrop-filter: blur(20px);
    border: 1px solid var(--border-2);
    color: var(--t1);
    padding: 12px 24px;
    border-radius: var(--r-full);
    font-family: var(--fb);
    font-size: 0.875rem;
    font-weight: 500;
    z-index: 99999;
    opacity: 0;
    transition: all var(--t-mid);
    pointer-events: none;
    white-space: nowrap;
    box-shadow: var(--shadow);
}

.toast.show {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}

/* ── Focus Visible ── */
:focus-visible {
    outline: 2px solid rgba(99,102,241,0.5);
    outline-offset: 2px;
    border-radius: var(--r-sm);
}

/* ── Animations ── */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeInScale {
    from { opacity: 0; transform: scale(0.96); }
    to   { opacity: 1; transform: scale(1); }
}

@keyframes slideInLeft {
    from { opacity: 0; transform: translateX(-20px); }
    to   { opacity: 1; transform: translateX(0); }
}

@keyframes pulse {
    0%, 100% { transform: scale(1); opacity: 1; }
    50%       { transform: scale(1.05); opacity: 0.8; }
}