/* =========================================================
   Blue Abi — استایل مدرن موبایل‌محور (نسخه بازطراحی)
   ========================================================= */

:root {
    --bg-0: #060b1f;
    --bg-1: #0a1128;
    --bg-2: #101a3d;
    --surface:  rgba(255, 255, 255, .055);
    --surface-2: rgba(255, 255, 255, .09);
    --input-bg: rgba(3, 7, 20, .45);
    --line:   rgba(255, 255, 255, .1);
    --line-2: rgba(255, 255, 255, .16);

    --primary: #4dabf7;
    --primary-2: #22b8cf;
    --green:  #38d9a9;
    --red:    #ff6b6b;
    --yellow: #ffd43b;

    --text-1: #eef2ff;
    --text-2: #93a3cc;
    --text-3: #61719e;

    --r-xl: 22px; --r-lg: 18px; --r-md: 13px; --r-sm: 10px;
    --shadow: 0 10px 34px rgba(0, 0, 0, .4);
    --glow:   0 6px 24px rgba(77, 171, 247, .32);
    --ease: cubic-bezier(.22, .9, .3, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}

html { color-scheme: dark; }

body {
    font-family: 'Vazirmatn', 'Segoe UI', Tahoma, sans-serif;
    background: var(--bg-1);
    background-image:
        radial-gradient(120% 90% at 85% -10%, #142455 0%, transparent 55%),
        radial-gradient(110% 80% at 0% 100%, #0d1c44 0%, transparent 50%),
        linear-gradient(165deg, var(--bg-1), var(--bg-0));
    min-height: 100vh;
    min-height: 100dvh;
    padding: clamp(12px, 3vw, 24px);
    padding-top: calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-top));
    padding-bottom: calc(clamp(12px, 3vw, 24px) + env(safe-area-inset-bottom));
    color: var(--text-1);
    font-size: 15px;
    line-height: 1.7;
    overscroll-behavior-y: none;
    -webkit-font-smoothing: antialiased;
}

/* هاله‌های نور متحرک پس‌زمینه */
body::before,
body::after {
    content: '';
    position: fixed;
    z-index: -1;
    border-radius: 50%;
    filter: blur(80px);
    pointer-events: none;
}
body::before {
    width: 55vmax; height: 55vmax;
    top: -22vmax; inset-inline-start: -18vmax;
    background: radial-gradient(circle, rgba(77, 171, 247, .28), transparent 62%);
    animation: drift-a 16s ease-in-out infinite alternate;
}
body::after {
    width: 48vmax; height: 48vmax;
    bottom: -20vmax; inset-inline-end: -14vmax;
    background: radial-gradient(circle, rgba(56, 217, 169, .18), transparent 62%);
    animation: drift-b 20s ease-in-out infinite alternate;
}
@keyframes drift-a { to { transform: translate(6vmax, 4vmax) scale(1.08); } }
@keyframes drift-b { to { transform: translate(-5vmax, -3vmax) scale(1.1); } }

input, select, textarea, button { font-family: inherit; }
button { touch-action: manipulation; user-select: none; }

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-thumb { background: rgba(255, 255, 255, .15); border-radius: 3px; }

/* ===== صفحات ===== */
.page { display: none; }
.page.active {
    display: block;
    animation: page-in .5s var(--ease) both;
}
@keyframes page-in {
    from { opacity: 0; transform: translateY(16px) scale(.99); }
    to   { opacity: 1; transform: none; }
}

.container { max-width: 480px; margin: 0 auto; }

/* ===== صفحه ورود ===== */
.login-container {
    display: grid;
    place-items: center;
    min-height: calc(100dvh - clamp(24px, 6vw, 48px));
    padding: 16px 0;
}

.login-box {
    width: 100%;
    max-width: 400px;
    padding: clamp(28px, 6vw, 44px) clamp(22px, 5vw, 34px);
    background: linear-gradient(165deg, rgba(255, 255, 255, .09), rgba(255, 255, 255, .03));
    border: 1px solid var(--line);
    border-radius: var(--r-xl);
    backdrop-filter: blur(18px);
    -webkit-backdrop-filter: blur(18px);
    box-shadow: var(--shadow);
    animation: card-in .6s var(--ease) both;
}
@keyframes card-in {
    from { opacity: 0; transform: translateY(24px) scale(.96); }
    to   { opacity: 1; transform: none; }
}

.login-box h1 {
    text-align: center;
    font-size: clamp(1.6rem, 8vw, 2.1rem);
    font-weight: 800;
    background: linear-gradient(120deg, #7cc4ff, #38d9a9);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 4px;
}

.login-subtitle {
    text-align: center;
    color: var(--text-2);
    font-size: .88rem;
    margin-bottom: clamp(24px, 5vh, 34px);
}

/* ===== فرم‌ها ===== */
.input-group { margin-bottom: 16px; }
.input-group label {
    display: block;
    font-size: .82rem;
    color: var(--text-2);
    margin-bottom: 7px;
    font-weight: 500;
}

.input-group input,
.input-group select,
#claimQrText, #claimUsername, #claimPassword {
    width: 100%;
    min-height: 50px;
    padding: 12px 16px;
    font-size: 16px; /* جلوگیری از زوم خودکار iOS */
    color: var(--text-1);
    background: var(--input-bg);
    border: 1.5px solid var(--line);
    border-radius: var(--r-md);
    transition: border-color .25s, box-shadow .25s, background .25s;
}
.input-group input::placeholder { color: var(--text-3); }

.input-group input:focus,
.input-group select:focus,
#claimQrText:focus, #claimUsername:focus, #claimPassword:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(77, 171, 247, .16);
    background: rgba(3, 7, 20, .6);
}

/* فیکس رنگ autofill کروم در تم تیره */
input:-webkit-autofill {
    -webkit-box-shadow: 0 0 0 60px #0b1330 inset;
    -webkit-text-fill-color: var(--text-1);
    caret-color: #fff;
    transition: background-color 9999s ease-in-out 0s;
}

/* ===== دکمه اصلی ===== */
.btn-login, .btn-claim-login, #btnClaim {
    position: relative;
    width: 100%;
    min-height: 54px;
    border: none;
    border-radius: var(--r-md);
    font-size: 1.02rem;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    box-shadow: var(--glow);
    overflow: hidden;
    transition: transform .18s var(--ease), box-shadow .25s, filter .2s;
}
.btn-login { margin-top: 10px; }
#btnClaim { margin-top: 16px; }

.btn-login:hover, .btn-claim-login:hover, #btnClaim:hover {
    filter: brightness(1.07);
    box-shadow: 0 10px 32px rgba(77, 171, 247, .45);
    transform: translateY(-1px);
}
.btn-login:active, .btn-claim-login:active,
#btnClaim:active:not(:disabled) { transform: scale(.97); }
.btn-login:disabled, #btnClaim:disabled { opacity: .6; cursor: wait; }

/* افکت درخشش */
.btn-login::after, .btn-claim-login::after, #btnClaim::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(110deg, transparent 30%, rgba(255, 255, 255, .22) 50%, transparent 70%);
    transform: translateX(-120%);
    transition: transform .7s;
}
.btn-login:hover::after, .btn-claim-login:hover::after, #btnClaim:hover::after {
    transform: translateX(120%);
}

.error-message {
    min-height: 22px;
    color: var(--red);
    margin-top: 14px;
    text-align: center;
    font-size: .88rem;
    animation: shake .4s;
}
@keyframes shake {
    20%, 60% { transform: translateX(-6px); }
    40%, 80% { transform: translateX(6px); }
}
#claimError { margin-top: 10px; color: var(--red); font-size: .85rem; text-align: center; }

/* ===== هدر ===== */
header { padding: 14px 0 6px; }
.header-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 10px;
}
.header-content h1 {
    font-size: clamp(1.25rem, 5.5vw, 1.55rem);
    font-weight: 800;
    background: linear-gradient(120deg, #a5c9ff, #6ee7d3);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
}
.header-actions { display: flex; align-items: center; gap: 8px; }

.username-badge {
    background: var(--surface-2);
    border: 1px solid var(--line);
    padding: 6px 13px;
    border-radius: 999px;
    font-size: .78rem;
    color: var(--text-2);
    max-width: 130px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.btn-logout {
    min-height: 38px;
    padding: 6px 16px;
    background: rgba(255, 107, 107, .14);
    color: #ff8787;
    border: 1px solid rgba(255, 107, 107, .3);
    border-radius: 999px;
    font-size: .8rem;
    font-weight: 600;
    cursor: pointer;
    transition: background .2s, transform .15s;
}
.btn-logout:hover { background: rgba(255, 107, 107, .24); }
.btn-logout:active { transform: scale(.94); }

.subtitle { color: var(--text-3); font-size: .78rem; margin-top: 2px; }

/* ===== انتخاب دستگاه ===== */
.device-selector { display: flex; gap: 10px; margin: 12px 0 16px; }

.device-selector select {
    flex: 1;
    min-height: 50px;
    appearance: none;
    -webkit-appearance: none;
    padding: 10px 16px;
    padding-left: 42px;
    font-size: 16px;
    color: var(--text-1);
    background-color: var(--input-bg);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='14' height='14' viewBox='0 0 24 24' fill='none' stroke='%2393a3cc' stroke-width='2.5' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: left 14px center;
    border: 1.5px solid var(--line);
    border-radius: var(--r-md);
    transition: border-color .25s, box-shadow .25s;
}
.device-selector select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 4px rgba(77, 171, 247, .16);
}
.device-selector select option { background: var(--bg-2); color: var(--text-1); }

.btn-add-device {
    width: 50px;
    min-height: 50px;
    flex-shrink: 0;
    font-size: 1.5rem;
    color: #fff;
    background: linear-gradient(135deg, var(--primary), var(--primary-2));
    border: none;
    border-radius: var(--r-md);
    cursor: pointer;
    box-shadow: var(--glow);
    transition: transform .18s var(--ease), filter .2s;
}
.btn-add-device:hover { filter: brightness(1.08); }
.btn-add-device:active { transform: scale(.9); }

/* ===== نوار وضعیت ===== */
.status-bar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 9px;
    padding: 9px 18px;
    margin: 4px 0 16px;
    background: var(--surface);
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: .82rem;
    color: var(--text-2);
    backdrop-filter: blur(8px);
}
.status-dot {
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--text-3);
    flex-shrink: 0;
    transition: background .3s;
}
.status-dot.online {
    background: var(--green);
    animation: pulse 2s infinite;
}
.status-dot.offline { background: var(--red); }

@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(56, 217, 169, .55); }
    75%  { box-shadow: 0 0 0 9px rgba(56, 217, 169, 0); }
    100% { box-shadow: 0 0 0 0 rgba(56, 217, 169, 0); }
}
#statusText { font-weight: 500; }

/* ===== کارت‌ها ===== */
.card {
    background: linear-gradient(170deg, rgba(255, 255, 255, .07), rgba(255, 255, 255, .025));
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    padding: clamp(18px, 4.5vw, 24px);
    margin-bottom: 14px;
    box-shadow: var(--shadow);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
}
.card h2, .card h3 {
    font-size: 1rem;
    color: var(--text-2);
    font-weight: 600;
    margin-bottom: 14px;
}

@media (hover: hover) {
    .card:hover { transform: translateY(-2px); border-color: var(--line-2); transition: transform .25s var(--ease), border-color .25s; }
}

/* ===== سنسورها ===== */
.sensor-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 10px;
    margin-bottom: 10px;
}
.sensor-grid > * {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 2px;
    padding: 16px 6px 14px;
    background: linear-gradient(170deg, rgba(255, 255, 255, .08), rgba(255, 255, 255, .02));
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    transition: transform .2s var(--ease), border-color .2s;
}
.sensor-grid .sensor-label,
.sensor-grid label { font-size: .74rem; color: var(--text-2); }

#temperature, #humidity, #power {
    font-size: clamp(1.4rem, 6.5vw, 1.9rem);
    font-weight: 800;
    line-height: 1.25;
    font-variant-numeric: tabular-nums;
}
#temperature { color: #ffd8a8; }  /* دما */
#humidity    { color: #74c0fc; }  /* رطوبت */
#power       { color: #63e6be; }  /* توان */

#lastUpdate {
    display: block;
    text-align: center;
    font-size: .74rem;
    color: var(--text-3);
    margin-bottom: 4px;
}

/* ===== کنترل رله ===== */
.relay-control {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 10px;
    padding: 14px 16px;
    background: rgba(255, 255, 255, .04);
    border: 1px solid var(--line);
    border-radius: var(--r-md);
    margin-bottom: 10px;
    transition: border-color .25s;
}
.relay-control:hover { border-color: var(--line-2); }
.relay-name, .relay-control > span:first-child {
    flex: 1;
    min-width: 70px;
    font-weight: 600;
    font-size: .95rem;
}

.relay-status {
    font-size: .78rem;
    font-weight: 700;
    padding: 5px 13px;
    border-radius: 999px;
    transition: all .3s var(--ease);
}
.relay-status.on {
    background: rgba(56, 217, 169, .16);
    color: #69dbb7;
    border: 1px solid rgba(56, 217, 169, .35);
}
.relay-status.off {
    background: rgba(255, 107, 107, .12);
    color: #ff8787;
    border: 1px solid rgba(255, 107, 107, .3);
}

.btn-on, .btn-off {
    min-width: 80px;
    min-height: 44px;
    padding: 10px 18px;
    border: none;
    border-radius: var(--r-sm);
    font-size: .9rem;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    transition: transform .15s var(--ease), filter .2s;
}
.btn-on {
    background: linear-gradient(135deg, #2f9e77, var(--green));
    box-shadow: 0 4px 16px rgba(56, 217, 169, .28);
}
.btn-off {
    background: linear-gradient(135deg, #c92a2a, var(--red));
    box-shadow: 0 4px 16px rgba(255, 107, 107, .25);
}
.btn-on:hover, .btn-off:hover { filter: brightness(1.08); }
.btn-on:active, .btn-off:active { transform: scale(.93); }

/* ===== دکمه‌های تنظیمات ===== */
.btn-wifi, .btn-reset {
    width: 100%;
    min-height: 48px;
    padding: 12px 16px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    border-radius: var(--r-md);
    font-size: .9rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform .15s var(--ease), filter .2s, background .2s;
}
.btn-wifi {
    background: rgba(77, 171, 247, .14);
    color: #74c0fc;
    border: 1px solid rgba(77, 171, 247, .35);
    margin-bottom: 10px;
}
.btn-reset {
    background: rgba(255, 212, 59, .1);
    color: var(--yellow);
    border: 1px solid rgba(255, 212, 59, .3);
}
.btn-wifi:hover, .btn-reset:hover { filter: brightness(1.15); }
.btn-wifi:active, .btn-reset:active { transform: scale(.97); }

/* ===== مودال (در موبایل: Bottom-Sheet) ===== */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(3, 7, 20, .7);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
    z-index: 1000;
    padding: 20px;
    justify-content: center;
    align-items: center;
}
.modal.active { display: flex; }

.modal-content {
    background: linear-gradient(170deg, #16234d, #0e183a);
    border: 1px solid var(--line-2);
    padding: 26px 24px;
    border-radius: var(--r-xl);
    max-width: 420px;
    width: 100%;
    max-height: calc(100dvh - 40px);
    overflow-y: auto;
    box-shadow: 0 24px 64px rgba(0, 0, 0, .6);
    animation: modal-in .35s var(--ease) both;
}
@keyframes modal-in {
    from { opacity: 0; transform: translateY(24px) scale(.96); }
    to   { opacity: 1; transform: none; }
}

.modal-content h3 {
    margin-bottom: 18px;
    text-align: center;
    font-weight: 700;
    font-size: 1.15rem;
}

.modal-buttons { display: flex; gap: 10px; margin-top: 20px; }
.modal-buttons button {
    flex: 1;
    min-height: 48px;
    border: none;
    border-radius: var(--r-md);
    font-size: .95rem;
    font-weight: 600;
    cursor: pointer;
    transition: transform .15s var(--ease), filter .2s;
}
.modal-buttons button:active { transform: scale(.96); }

.btn-cancel {
    background: rgba(255, 107, 107, .15);
    color: #ff8787;
    border: 1px solid rgba(255, 107, 107, .3);
}
.btn-cancel:hover { background: rgba(255, 107, 107, .25); }

/* در موبایل: مودال از پایین باز می‌شود */
@media (max-width: 560px) {
    .modal { align-items: flex-end; padding: 0; }
    .modal-content {
        max-width: 100%;
        border-radius: 24px 24px 0 0;
        padding: 22px 22px calc(24px + env(safe-area-inset-bottom));
        max-height: 92dvh;
        animation: sheet-in .4s var(--ease) both;
    }
    @keyframes sheet-in {
        from { transform: translateY(100%); }
        to   { transform: none; }
    }
}

/* ===== ثبت دستگاه با QR ===== */
.divider {
    display: flex;
    align-items: center;
    margin: 20px 0 16px;
    color: var(--text-3);
    font-size: .8rem;
}
.divider::before, .divider::after {
    content: '';
    flex: 1;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--line-2), transparent);
}
.divider span { padding: 0 14px; white-space: nowrap; }

#qrReader {
    width: 100%;
    max-width: 280px;
    margin: 0 auto 12px;
    border-radius: 14px;
    overflow: hidden;
    display: none;
    border: 1px solid var(--line-2);
    background: #000;
}
#qrReader video { width: 100% !important; border-radius: 14px; }
#qrReader img[alt="Info icon"] { display: none; }
#qrReader:has(video) { display: block; }

.btn-scan, #btnStartScan {
    width: 100%;
    min-height: 48px;
    padding: 11px;
    background: var(--surface-2);
    color: #cfdcff;
    border: 1px solid var(--line-2);
    border-radius: var(--r-md);
    font-size: .9rem;
    cursor: pointer;
    margin-bottom: 12px;
    transition: background .2s, transform .15s;
}
.btn-scan:hover, #btnStartScan:hover { background: rgba(255, 255, 255, .13); }
.btn-scan:active, #btnStartScan:active { transform: scale(.97); }

.hint-text {
    font-size: .75rem;
    color: var(--text-3);
    margin: 8px 0;
    line-height: 1.9;
    text-align: right;
}

/* ===== گوشی‌های خیلی کوچک ===== */
@media (max-width: 360px) {
    .sensor-grid { gap: 8px; }
    .btn-on, .btn-off { min-width: 70px; }
}

/* ===== احترام به کاهش انیمیشن ===== */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: .01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: .01ms !important;
    }
}