@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@400;500;600;700;800&display=swap');

/* ==========================================================================
   AuthFlow — Modernist, dark ground
   Flat, architectural, Archivo throughout. Zero radius, 2px rules,
   everything flush left. One accent (#ec3013) on an ink ground.
   ========================================================================== */

:root {
    /* ground + ink */
    --bg:          #171614;
    --bg-2:        #1e1c1a;
    --surface:     #221f1d;
    --surface-2:   #2b2725;

    --text:        #f3f2f2;
    --text-2:      #a8a3a0;
    --text-3:      #9b9797; /* Modernist neutral-500 — passes AA on this ground */

    /* single accent + ramp (from the Modernist token sheet) */
    --accent:      #ec3013;
    --accent-400:  #ff9783;
    --accent-500:  #ff563c;
    --accent-600:  #dd2b0f;
    --accent-200:  #ffe0d9;

    --divider:     rgba(243, 242, 242, 0.22);
    --divider-2:   rgba(243, 242, 242, 0.10);

    --rule:        2px;
    --radius:      0px;

    --s1: 4px;  --s2: 8px;  --s3: 12px;
    --s4: 16px; --s6: 24px; --s8: 32px;

    --ease: cubic-bezier(0.2, 0.7, 0.2, 1);
}

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

html { scroll-behavior: smooth; }

body {
    min-height: 100vh;
    font-family: 'Archivo', system-ui, sans-serif;
    font-size: 15px;
    line-height: 1.55;
    background: var(--bg);
    color: var(--text);
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* faint modular grid — the structure is meant to be visible */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(to right, var(--divider-2) 1px, transparent 1px),
        linear-gradient(to bottom, var(--divider-2) 1px, transparent 1px);
    background-size: 96px 96px;
    opacity: 0.55;
    pointer-events: none;
    z-index: 0;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.02em;
}

a { color: var(--accent-500); text-decoration: none; text-underline-offset: 3px; }
a:hover { color: var(--accent-400); text-decoration: underline; }

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 2px;
}
::selection { background: rgba(236, 48, 19, 0.32); color: var(--text); }

/* ============================ SHELL ============================ */

.frame {
    position: relative;
    z-index: 1;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    max-width: 1240px;
    margin: 0 auto;
    border-left: 1px solid var(--divider-2);
    border-right: 1px solid var(--divider-2);
    background: rgba(23, 22, 20, 0.72);
}

.topbar {
    display: flex;
    align-items: center;
    gap: var(--s6);
    padding: var(--s4) var(--s6);
    border-bottom: var(--rule) solid var(--divider);
}

.brand {
    display: flex;
    align-items: center;
    gap: var(--s3);
    font-size: 17px;
    font-weight: 800;
    letter-spacing: -0.01em;
    color: var(--text);
    margin-right: auto;
}
.brand:hover { color: var(--text); text-decoration: none; }
.brand-mark {
    width: 18px;
    height: 18px;
    background: var(--accent);
    flex-shrink: 0;
}
.brand em { font-style: normal; color: var(--text-3); }

.topnav {
    display: flex;
    align-items: center;
    gap: var(--s4);
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}
.topnav a { color: var(--text-2); }
.topnav a:hover { color: var(--text); text-decoration: none; }
.topnav a.current { color: var(--accent-500); }

.footbar {
    margin-top: auto;
    display: flex;
    flex-wrap: wrap;
    gap: var(--s2) var(--s6);
    padding: var(--s3) var(--s6);
    border-top: var(--rule) solid var(--divider);
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.09em;
    text-transform: uppercase;
    color: var(--text-3);
}

/* ============================ SPLIT ============================ */

.split {
    display: grid;
    grid-template-columns: 1fr 1.05fr;
    flex: 1;
}

.split.wide { grid-template-columns: 0.85fr 1.4fr; }

.pane {
    padding: var(--s8) var(--s6);
    min-width: 0;
}

.pane-brief {
    border-right: var(--rule) solid var(--divider);
    background: var(--bg-2);
    display: flex;
    flex-direction: column;
    gap: var(--s6);
}

.pane-form {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: var(--s4);
}

/* ============================ TYPE ============================ */

.kicker {
    display: flex;
    align-items: baseline;
    gap: var(--s3);
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--text-2);
}
.kicker b { color: var(--accent-500); font-weight: 700; }

.display {
    font-size: clamp(34px, 4.2vw, 52px);
    letter-spacing: -0.035em;
}
.display .quiet { color: var(--text-3); }

.lede {
    font-size: 14px;
    color: var(--text-2);
    max-width: 34ch;
}

/* a flush-left specification list — label / value pairs on rules */
.spec {
    margin-top: auto;
    border-top: var(--rule) solid var(--divider);
}
.spec-row {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: var(--s3);
    padding: var(--s3) 0;
    border-bottom: 1px solid var(--divider-2);
    font-size: 12px;
    letter-spacing: 0.04em;
}
.spec-row dt {
    text-transform: uppercase;
    font-weight: 600;
    letter-spacing: 0.1em;
    color: var(--text-3);
    font-size: 11px;
}
.spec-row dd { color: var(--text); font-weight: 600; }

/* ============================ FORM ============================ */

.form-head { margin-bottom: var(--s2); }
.form-head h1 { font-size: clamp(26px, 3vw, 34px); margin-bottom: var(--s2); }
.form-head p { font-size: 14px; color: var(--text-2); }

.field-group { margin-bottom: var(--s4); }

.field-label {
    display: flex;
    align-items: baseline;
    gap: var(--s2);
    font-size: 11px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    color: var(--text-2);
    margin-bottom: var(--s2);
    transition: color 0.2s var(--ease);
}
.field-label .idx {
    color: var(--text-3);
    font-variant-numeric: tabular-nums;
}
.field-group:focus-within .field-label { color: var(--text); }
.field-group:focus-within .field-label .idx { color: var(--accent-500); }

.input-wrap { position: relative; display: flex; }

input.form-input {
    width: 100%;
    font-family: 'Archivo', system-ui, sans-serif;
    font-size: 15px;
    font-weight: 500;
    color: var(--text) !important;
    -webkit-text-fill-color: var(--text);
    background: var(--surface) !important;
    border: 1px solid var(--divider);
    border-bottom: var(--rule) solid var(--divider);
    border-radius: var(--radius);
    padding: 11px var(--s3);
    outline: none;
    color-scheme: dark;
    transition: border-color 0.2s var(--ease), background 0.2s var(--ease);
}

input.form-input::placeholder { color: var(--text-3); opacity: 1; }

input.form-input:hover { border-color: rgba(243, 242, 242, 0.34); }

input.form-input:focus {
    border-color: var(--divider);
    border-bottom-color: var(--accent);
    background: var(--surface-2) !important;
    outline: none;
}

input.form-input:-webkit-autofill,
input.form-input:-webkit-autofill:hover,
input.form-input:-webkit-autofill:focus {
    -webkit-box-shadow: 0 0 0 1000px var(--surface) inset !important;
    -webkit-text-fill-color: var(--text) !important;
    caret-color: var(--text);
    transition: background-color 5000s ease-in-out 0s !important;
}

input.form-input.is-error {
    border-color: var(--accent) !important;
    border-bottom-color: var(--accent) !important;
    background: rgba(236, 48, 19, 0.1) !important;
    animation: inputShake 0.35s var(--ease);
}
input.form-input.is-valid {
    border-bottom-color: var(--text) !important;
}

input.form-input[readonly] {
    background: transparent !important;
    border-color: var(--divider-2);
    border-bottom-color: var(--divider-2);
    -webkit-text-fill-color: var(--text-2);
    color: var(--text-2) !important;
    cursor: default;
}
input.form-input[disabled] {
    -webkit-text-fill-color: var(--text-3);
    cursor: not-allowed;
    opacity: 1;
}

/* password reveal — sits inside the field, flush right */
.pw-toggle {
    position: absolute;
    right: 0;
    top: 0;
    bottom: 0;
    padding: 0 var(--s3);
    border: 0;
    background: transparent;
    color: var(--text-3);
    font-family: inherit;
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    cursor: pointer;
    transition: color 0.2s var(--ease);
}
.pw-toggle:hover { color: var(--accent-500); }
input.form-input.has-toggle { padding-right: 62px; }

.field-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--s4);
}

/* ============================ BUTTONS ============================ */

.btn-submit,
.btn-outline,
.btn-muted,
.btn-save {
    font-family: 'Archivo', system-ui, sans-serif;
    border-radius: var(--radius);
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    justify-content: flex-start;
    text-align: left;
    gap: var(--s2);
    transition: background 0.18s var(--ease), color 0.18s var(--ease), border-color 0.18s var(--ease);
}

.btn-submit {
    width: 100%;
    padding: 14px var(--s4);
    font-size: 14px;
    font-weight: 800;
    letter-spacing: 0.02em;
    color: #fff;
    background: var(--accent);
    border: none;
    margin-top: var(--s2);
}
.btn-submit::after {
    content: '→';
    margin-left: auto;
    font-weight: 600;
}
.btn-submit:hover { background: var(--accent-500); }
.btn-submit:active { background: var(--accent-400); color: #171614; }
.btn-submit:disabled { opacity: 0.45; cursor: not-allowed; }

.btn-outline {
    padding: 9px var(--s3);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text);
    background: transparent;
    border: 1px solid var(--divider);
}
.btn-outline:hover { background: rgba(243, 242, 242, 0.08); border-color: var(--text-2); }
.btn-outline:active { background: rgba(243, 242, 242, 0.16); }

.btn-outline-danger { color: var(--accent-500); }
.btn-outline-danger:hover { background: rgba(236, 48, 19, 0.12); border-color: var(--accent); color: var(--accent-500); }
.btn-outline-danger:active { background: rgba(236, 48, 19, 0.22); }

.btn-muted {
    padding: 9px var(--s3);
    font-size: 12px;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--text-2);
    background: transparent;
    border: 1px solid var(--divider-2);
}
.btn-muted:hover { color: var(--text); border-color: var(--divider); }

.btn-save {
    padding: 11px var(--s4);
    font-size: 12px;
    font-weight: 800;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: #fff;
    background: var(--accent);
    border: none;
}
.btn-save:hover { background: var(--accent-500); }
.btn-save:active { background: var(--accent-400); color: #171614; }
.btn-save:disabled { opacity: 0.45; cursor: not-allowed; }

/* ============================ DIVIDER + FOOT ============================ */

.auth-divider {
    display: flex;
    align-items: center;
    gap: var(--s3);
    margin: var(--s6) 0 var(--s4);
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-3);
}
.auth-divider::after {
    content: '';
    flex: 1;
    height: var(--rule);
    background: var(--divider);
}

.auth-footer { font-size: 13px; color: var(--text-2); }
.auth-link { font-weight: 700; color: var(--accent-500); }

/* ============================ TOASTS ============================ */

#toast-container {
    position: fixed;
    top: 0;
    right: 0;
    z-index: 9999;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 1px;
    padding: var(--s4);
    pointer-events: none;
}

.custom-toast {
    pointer-events: all;
    min-width: 300px;
    max-width: 380px;
    background: var(--surface-2);
    border-left: 3px solid var(--text);
    border-radius: var(--radius);
    overflow: hidden;
    transform: translateX(calc(100% + 24px));
    transition: transform 0.4s var(--ease);
    box-shadow: 0 12px 32px rgba(0, 0, 0, 0.45);
}
.custom-toast.show { transform: translateX(0); }

.toast-inner {
    display: flex;
    align-items: flex-start;
    gap: var(--s3);
    padding: var(--s3) var(--s4);
}
.toast-icon {
    font-size: 13px;
    font-weight: 800;
    line-height: 1.5;
    flex-shrink: 0;
    color: var(--text);
}
.toast-body {
    font-size: 13px;
    font-weight: 500;
    color: var(--text);
    text-wrap: pretty;
}
.toast-bar { height: 2px; background: var(--text); transform-origin: left; }
.custom-toast.success .toast-bar { animation: barShrink 3.2s linear forwards; }
.custom-toast.error {
    border-left-color: var(--accent);
    background: #2a1a16;
}
.custom-toast.error .toast-icon,
.custom-toast.error .toast-bar { color: var(--accent-500); background: var(--accent); }
.custom-toast.error .toast-icon { background: transparent; }
.custom-toast.error .toast-bar { animation: barShrink 3.2s linear forwards; }

/* ============================ LOADING ============================ */

#pageSpinner {
    position: fixed;
    inset: 0;
    z-index: 9000;
    background: var(--bg);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    justify-content: flex-end;
    gap: var(--s3);
    padding: var(--s8) var(--s6);
    transition: opacity 0.35s var(--ease), visibility 0.35s var(--ease);
}
#pageSpinner.hidden { opacity: 0; visibility: hidden; }

#pageSpinner .load-label {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-2);
}
.spinner-ring {
    width: 100%;
    max-width: 320px;
    height: var(--rule);
    background: var(--divider-2);
    position: relative;
    overflow: hidden;
    border-radius: 0;
}
.spinner-ring::after {
    content: '';
    position: absolute;
    inset: 0;
    background: var(--accent);
    transform-origin: left;
    animation: barSweep 1.1s var(--ease) infinite;
}

/* inline error / empty state */
.state-block {
    border: 1px solid var(--divider);
    border-left: 3px solid var(--accent);
    background: var(--surface);
    padding: var(--s4);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--s2);
    margin-bottom: var(--s4);
}
.state-block .state-kicker {
    font-size: 10px;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--accent-500);
}
.state-block h3 { font-size: 17px; }
.state-block p { font-size: 13px; color: var(--text-2); max-width: 46ch; }
.state-block .btn-outline { margin-top: var(--s2); }

/* ============================ PROFILE ============================ */

.profile-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: var(--s4);
    padding-bottom: var(--s4);
    border-bottom: var(--rule) solid var(--divider);
    margin-bottom: var(--s6);
}
.profile-title h1 { font-size: clamp(26px, 3vw, 34px); margin-bottom: var(--s1); }
.profile-title p { font-size: 13px; color: var(--text-2); }

.profile-id {
    display: flex;
    align-items: center;
    gap: var(--s3);
    flex-shrink: 0;
}
.profile-avatar-badge {
    width: 44px;
    height: 44px;
    background: var(--accent);
    color: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 15px;
    font-weight: 800;
    letter-spacing: 0.02em;
    flex-shrink: 0;
}

.profile-field { opacity: 0; transform: translateY(8px); }
.profile-field.loaded { animation: fieldIn 0.42s var(--ease) forwards; }

.save-actions {
    display: flex;
    justify-content: flex-start;
    gap: var(--s3);
    margin-top: var(--s6);
    padding-top: var(--s4);
    border-top: var(--rule) solid var(--divider);
}
#viewActions {
    display: flex;
    justify-content: flex-start;
    margin-top: var(--s6);
    padding-top: var(--s4);
    border-top: var(--rule) solid var(--divider);
}

.edit-note {
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-3);
    margin-left: auto;
    align-self: center;
}
#profileForm.editing .edit-note { color: var(--accent-500); }

/* ============================ LANDING ============================ */

.hero {
    display: grid;
    grid-template-columns: 1.25fr 0.75fr;
    border-bottom: var(--rule) solid var(--divider);
}
.hero-copy {
    padding: clamp(32px, 5vw, 64px) var(--s6);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--s4);
    border-right: var(--rule) solid var(--divider);
}
.hero-copy .display { font-size: clamp(40px, 6.4vw, 78px); }
.hero-figure {
    background: var(--bg-2);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--s4);
}
.hero-actions { display: flex; flex-wrap: wrap; gap: var(--s3); margin-top: var(--s2); }
.btn-submit.inline { width: auto; min-width: 220px; }

.cells {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    border-bottom: var(--rule) solid var(--divider);
}
.cell {
    padding: var(--s6);
    border-right: 1px solid var(--divider-2);
    display: flex;
    flex-direction: column;
    gap: var(--s2);
}
.cell:last-child { border-right: 0; }
.cell .cell-idx {
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.14em;
    color: var(--accent-500);
}
.cell h3 { font-size: 18px; }
.cell p { font-size: 13px; color: var(--text-2); text-wrap: pretty; }

.poster {
    background: var(--accent);
    color: #fff;
    padding: clamp(28px, 4vw, 48px) var(--s6);
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: var(--s6);
}
.poster h2 { font-size: clamp(28px, 3.6vw, 44px); max-width: 22ch; }
.poster .btn-outline { color: #fff; border-color: rgba(255, 255, 255, 0.5); }
.poster .btn-outline:hover { background: rgba(255, 255, 255, 0.14); border-color: #fff; }

/* ============================ KEYFRAMES ============================ */

@keyframes fieldIn { to { opacity: 1; transform: translateY(0); } }
@keyframes barShrink { from { transform: scaleX(1); } to { transform: scaleX(0); } }
@keyframes barSweep {
    0%   { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}
@keyframes spin { to { transform: rotate(360deg); } }
@keyframes inputShake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-6px); }
    50% { transform: translateX(5px); }
    75% { transform: translateX(-3px); }
}
@keyframes riseIn {
    from { opacity: 0; transform: translateY(14px); }
    to   { opacity: 1; transform: translateY(0); }
}

.rise { animation: riseIn 0.55s var(--ease) both; }
.rise-1 { animation-delay: 0.04s; }
.rise-2 { animation-delay: 0.12s; }
.rise-3 { animation-delay: 0.2s; }

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
    .profile-field { opacity: 1; transform: none; }
}

/* scrollbar */
::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: var(--surface-2); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

/* ============================ RESPONSIVE ============================ */

@media (max-width: 900px) {
    .split, .split.wide, .hero { grid-template-columns: 1fr; }
    .pane-brief {
        border-right: 0;
        border-bottom: var(--rule) solid var(--divider);
        padding-bottom: var(--s6);
    }
    .hero-copy { border-right: 0; border-bottom: var(--rule) solid var(--divider); }
    .cells { grid-template-columns: 1fr; }
    .cell { border-right: 0; border-bottom: 1px solid var(--divider-2); }
    .cell:last-child { border-bottom: 0; }
    .spec { margin-top: var(--s2); }
}

@media (max-width: 560px) {
    .pane { padding: var(--s6) var(--s4); }
    .topbar, .footbar, .cell, .poster, .hero-copy { padding-left: var(--s4); padding-right: var(--s4); }
    .field-row { grid-template-columns: 1fr; gap: 0; }
    .profile-header { flex-direction: column; }
    .topnav { gap: var(--s3); }
    #toast-container { left: 0; padding: var(--s3); }
    .custom-toast { min-width: 0; width: 100%; }
    .btn-submit.inline { width: 100%; }
}