/* ============================================================
   Auth pages (login + register) — Canva-style modal card
   Mobile: locked to viewport (no scroll). Desktop: 2-col with hero.
   ============================================================ */

/* Auth pages fill the viewport but can scroll if the card ever
   runs out of room (small phones, on-screen keyboards, etc). */
html, body { height: auto; }
body:has(.auth-shell) {
    min-height: 100dvh;
    overflow-y: auto;
    overscroll-behavior: contain;
    display: flex;
    flex-direction: column;
}

/* Slim auth header — uses the same t-logo as index.php.
   The !important here are required to beat terminal.css's
   .site-header { position: fixed !important; background: glass; ... } rules
   which would otherwise make the auth header overlap the page. */
.site-header.auth-header {
    position: relative !important;
    flex: 0 0 auto;
    z-index: 10;
    background: var(--bg-main, #f8fafc) !important;
    backdrop-filter: none !important;
    -webkit-backdrop-filter: none !important;
    border-bottom: 1px solid var(--border-glass, #e2e8f0) !important;
    box-shadow: none !important;
}
[data-theme="dark"] .site-header.auth-header { background: var(--bg-main) !important; }
.auth-header .navbar {
    padding: .55rem 1rem !important;
    display: flex !important;
    justify-content: space-between !important;
    align-items: center !important;
    gap: .5rem !important;
}
/* Mobile rules in terminal.css hide every desktop nav link with
   display:none and inject a hamburger -- neither applies on auth pages.
   Force the slim header back. */
.auth-header .nav-links { display: flex !important; }
.auth-header .nav-links > a { display: inline-flex !important; align-items: center; gap: .35rem; }
.auth-header .t-hamburger { display: none !important; }
/* Override terminal.css mobile rule that forces .t-logo order:1 — keep logo on the LEFT */
.auth-header .t-logo {
    order: 0 !important;
    flex-shrink: 0 !important;
}
.auth-header .nav-links {
    order: 99 !important;
    display: flex !important;
    align-items: center;
    gap: 1rem;
}
.auth-header .nav-links a {
    color: var(--text-secondary);
    text-decoration: none;
    font-weight: 600;
    font-size: .92rem;
}
.auth-header .nav-links a:hover,
.auth-header .nav-links a.active { color: var(--primary, #0ea5e9); }

/* SHELL — fills the viewport below the header, no scroll */
.auth-shell {
    flex: 1 1 auto;
    min-height: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 3rem;
    padding: 1rem;
    background:
        radial-gradient(circle at 12% 18%, rgba(14, 165, 233, .14), transparent 45%),
        radial-gradient(circle at 88% 82%, rgba(56, 189, 248, .12), transparent 45%),
        var(--bg-main, #f8fafc);
    overflow: hidden;
}

/* Desktop hero panel */
.auth-hero { display: none; flex: 0 1 460px; max-width: 460px; }
.auth-hero-eyebrow {
    display: inline-flex; align-items: center; gap: .55rem;
    background: rgba(14, 165, 233, .12);
    color: var(--primary, #0ea5e9);
    padding: .35rem .8rem; border-radius: 999px;
    font-size: .75rem; font-weight: 700; letter-spacing: .3px;
    margin-bottom: 1rem;
}
.auth-hero-title {
    font-family: 'Outfit', sans-serif; font-weight: 800;
    font-size: 2.1rem; line-height: 1.15;
    color: var(--text-primary); margin-bottom: .9rem;
    letter-spacing: -.5px;
}
.auth-hero-sub {
    color: var(--text-secondary); font-size: .95rem; line-height: 1.5;
    margin-bottom: 1.4rem; max-width: 38ch;
}
.auth-hero-bullets { list-style: none; padding: 0; display: flex; flex-direction: column; gap: .55rem; }
.auth-hero-bullets li {
    display: flex; align-items: center; gap: .65rem;
    font-size: .92rem; color: var(--text-primary); font-weight: 500;
}
.auth-hero-bullets i {
    width: 24px; height: 24px; flex: 0 0 24px;
    background: rgba(16, 185, 129, .14); color: #059669;
    border-radius: 50%;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: .7rem;
}

/* CARD — grows with its content, the page scrolls if needed */
.auth-card {
    width: 100%;
    max-width: 420px;
    flex: 0 1 420px;
    background: var(--bg-panel, #fff);
    border: 1px solid var(--border-glass, #e2e8f0);
    border-radius: 18px;
    padding: 1.25rem 1.25rem 1rem;
    box-shadow: 0 16px 36px rgba(15, 23, 42, .1), 0 2px 6px rgba(15, 23, 42, .04);
    display: flex;
    flex-direction: column;
}
.auth-card::-webkit-scrollbar { width: 0; height: 0; }

.auth-title {
    font-family: 'Outfit', sans-serif;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--text-primary);
    line-height: 1.2;
    margin-bottom: .2rem;
}
.auth-subtitle {
    color: var(--text-secondary);
    font-size: .85rem;
    line-height: 1.35;
    margin-bottom: .9rem;
}

/* Social buttons — compact full-width pills on mobile, full labels on desktop */
.auth-social { display: flex; flex-direction: column; gap: .4rem; margin-bottom: .6rem; }
.auth-social-btn {
    display: flex; align-items: center; gap: .65rem;
    width: 100%;
    background: var(--bg-panel, #fff);
    border: 1px solid var(--border-glass, #e2e8f0);
    color: var(--text-primary);
    font-weight: 600; font-size: .88rem;
    padding: .5rem .9rem;
    border-radius: 999px;
    cursor: pointer; font-family: inherit;
    transition: background .15s ease, border-color .15s ease, transform .1s ease;
}
.auth-social-btn:hover { background: var(--bg-main, #f8fafc); border-color: #cbd5e1; }
.auth-social-btn:active { transform: scale(.98); }
.auth-social-btn .auth-social-icon {
    flex: 0 0 18px; display: inline-flex; align-items: center; justify-content: center;
    width: 18px; height: 18px;
}
.auth-social-btn span { flex: 1; text-align: center; margin-right: 18px; }
.auth-social-btn.google .auth-social-icon { color: #ea4335; }
.auth-social-btn.facebook .auth-social-icon { color: #1877f2; }

.auth-divider {
    text-align: center; color: var(--text-secondary);
    font-size: .72rem; font-weight: 600;
    margin: .25rem 0 .5rem; position: relative;
}
.auth-divider::before, .auth-divider::after {
    content: ''; position: absolute; top: 50%;
    width: calc(50% - 22px); height: 1px;
    background: var(--border-glass);
}
.auth-divider::before { left: 0; } .auth-divider::after { right: 0; }

/* Form — tight, breathable */
.auth-form { display: flex; flex-direction: column; gap: .55rem; }
.auth-field { display: flex; flex-direction: column; gap: .25rem; }
.auth-field label {
    font-size: .74rem; font-weight: 700;
    color: var(--text-primary); letter-spacing: .1px;
}
.auth-input-wrap { position: relative; display: flex; align-items: center; }
.auth-input-wrap > i:first-child {
    position: absolute; left: .8rem;
    color: var(--text-secondary); font-size: .85rem;
    pointer-events: none;
}
.auth-field input {
    width: 100%;
    border: 1.5px solid var(--border-glass, #e2e8f0);
    background: var(--bg-panel, #fff);
    color: var(--text-primary);
    padding: .55rem .9rem .55rem 2.35rem;
    border-radius: 10px;
    font: inherit; font-size: 16px;     /* prevent iOS zoom */
    outline: none;
    transition: border-color .15s ease, box-shadow .15s ease;
}
.auth-field input:focus {
    border-color: var(--primary, #0ea5e9);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, .12);
}
.auth-field.has-error input { border-color: #ef4444; box-shadow: 0 0 0 3px rgba(239, 68, 68, .12); }
.auth-field.is-valid input  { border-color: #10b981; }

.auth-password-toggle {
    position: absolute; right: .35rem;
    background: transparent; border: none; color: var(--text-secondary);
    width: 28px; height: 28px; border-radius: 50%;
    cursor: pointer;
    display: inline-flex; align-items: center; justify-content: center;
    transition: background .15s ease, color .15s ease;
}
.auth-password-toggle:hover { background: var(--bg-main, #f1f5f9); color: var(--text-primary); }

.auth-error-msg {
    font-size: .72rem; color: #ef4444; font-weight: 600;
    min-height: 0; display: none; line-height: 1.25;
}
.auth-field.has-error .auth-error-msg { display: block; min-height: 1em; }

.auth-banner {
    background: #fee2e2; color: #991b1b;
    border: 1px solid #fecaca;
    padding: .5rem .75rem; border-radius: 10px;
    font-size: .82rem; font-weight: 600;
    margin-bottom: .65rem;
    display: flex; align-items: center; gap: .5rem;
}
.auth-banner.ok   { background: #d1fae5; color: #065f46; border-color: #a7f3d0; }
.auth-banner.info { background: #e0f2fe; color: #075985; border-color: #bae6fd; }

.auth-submit {
    background: var(--primary, #0ea5e9); color: #fff;
    border: none;
    padding: .7rem 1rem;
    border-radius: 999px;
    font-weight: 700; font-size: .95rem;
    cursor: pointer;
    margin-top: .35rem;
    box-shadow: 0 4px 12px rgba(14, 165, 233, .3);
    transition: transform .1s ease, background .15s ease;
}
.auth-submit:hover  { background: var(--primary-hover, #0284c7); }
.auth-submit:active { transform: scale(.98); }

/* Password strength meter — compact */
.auth-strength {
    height: 4px;
    background: var(--border-glass);
    border-radius: 999px;
    overflow: hidden;
    margin-top: .1rem;
}
.auth-strength > span { display: block; height: 100%; width: 0%; background: #ef4444; transition: width .2s ease, background .2s ease; }
.auth-strength.lvl-1 > span { width: 25%; background: #ef4444; }
.auth-strength.lvl-2 > span { width: 50%; background: #f59e0b; }
.auth-strength.lvl-3 > span { width: 75%; background: #10b981; }
.auth-strength.lvl-4 > span { width: 100%; background: #059669; }

/* Rules checklist — hidden on mobile to save space */
.auth-pwd-rules { display: none; }

/* OTP step */
.auth-otp-wrap { display: flex; justify-content: space-between; gap: .35rem; margin: .25rem 0; }
.auth-otp-wrap input {
    flex: 1; min-width: 0;
    text-align: center; font-size: 1.2rem; font-weight: 800;
    padding: .55rem 0;
    border-radius: 10px;
    border: 1.5px solid var(--border-glass);
    background: var(--bg-panel); color: var(--text-primary);
    outline: none; letter-spacing: 1px;
    transition: border-color .15s, box-shadow .15s;
}
.auth-otp-wrap input:focus { border-color: var(--primary, #0ea5e9); box-shadow: 0 0 0 3px rgba(14, 165, 233, .12); }
.auth-otp-hint {
    text-align: center; font-size: .76rem;
    color: var(--text-secondary); margin-top: .35rem;
}
.auth-otp-hint code {
    background: var(--bg-main); padding: 2px 7px; border-radius: 6px;
    font-weight: 700; color: var(--primary);
}
.auth-otp-resend {
    background: transparent; border: none;
    color: var(--primary); font-weight: 700; cursor: pointer;
    font-size: .82rem; padding: .2rem .5rem; margin-top: .2rem;
}

/* Footer links */
.auth-foot { margin-top: .8rem; text-align: center; font-size: .82rem; color: var(--text-secondary); }
.auth-foot a { color: var(--primary); font-weight: 700; text-decoration: none; }
.auth-foot a:hover { text-decoration: underline; }
.auth-fine {
    margin-top: .55rem; font-size: .68rem;
    text-align: center; color: var(--text-secondary); line-height: 1.4;
}
.auth-fine a { color: var(--primary); text-decoration: underline; }
.auth-back {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: .82rem;
    font-weight: 600;
    margin-top: .6rem;
}
.auth-back:hover { color: var(--primary); }

.auth-toast {
    position: fixed; left: 50%; bottom: 1.2rem;
    transform: translateX(-50%) translateY(20px);
    background: #0f172a; color: #fff;
    padding: .55rem 1rem; border-radius: 999px;
    font-size: .82rem; font-weight: 600;
    opacity: 0; pointer-events: none;
    transition: opacity .2s ease, transform .2s ease;
    z-index: 9999;
}
.auth-toast.is-shown { opacity: 1; transform: translateX(-50%) translateY(0); }

/* ============================================================
   DESKTOP — show hero column, social buttons, divider, rules
   ============================================================ */
@media (min-width: 900px) {
    body:has(.auth-shell) {
        height: auto;
        min-height: 100dvh;
        overflow: auto;            /* desktop can scroll if window short */
        display: block;
    }
    .auth-shell {
        flex: none;
        min-height: calc(100dvh - 72px);
        padding: 3rem 2rem;
        gap: 4rem;
        overflow: visible;
    }
    .auth-hero { display: block; }
    .auth-card {
        max-height: none;
        padding: 1.8rem 1.6rem 1.2rem;
        max-width: 420px;
    }
    .auth-title    { font-size: 1.65rem; margin-bottom: .35rem; }
    .auth-subtitle { font-size: .92rem;  margin-bottom: 1.2rem; }
    .auth-form     { gap: .7rem; }
    .auth-social   { display: flex; }
    .auth-divider  { display: block; }
    .auth-pwd-rules {
        display: grid;
        grid-template-columns: 1fr 1fr;
        gap: .15rem .8rem;
        margin-top: .25rem;
        font-size: .7rem;
        color: var(--text-secondary);
    }
    .auth-pwd-rules li { list-style: none; display: flex; align-items: center; gap: .35rem; }
    .auth-pwd-rules li i { font-size: .6rem; opacity: .6; }
    .auth-pwd-rules li.ok { color: #059669; }
    .auth-pwd-rules li.ok i { opacity: 1; }
}

/* DARK MODE */
[data-theme="dark"] .auth-shell {
    background:
        radial-gradient(circle at 12% 18%, rgba(14, 165, 233, .25), transparent 45%),
        radial-gradient(circle at 88% 82%, rgba(56, 189, 248, .22), transparent 45%),
        var(--bg-main);
}
[data-theme="dark"] .auth-card { box-shadow: 0 24px 48px rgba(0, 0, 0, .5); }
[data-theme="dark"] .auth-banner       { background: rgba(239, 68, 68, .15); color: #fca5a5; border-color: rgba(239, 68, 68, .3); }
[data-theme="dark"] .auth-banner.ok    { background: rgba(16, 185, 129, .15); color: #6ee7b7; border-color: rgba(16, 185, 129, .3); }
[data-theme="dark"] .auth-social-btn:hover { background: rgba(255, 255, 255, .04); border-color: rgba(255, 255, 255, .15); }